Inventor · disambiguated record
Shigeaki Tanaka
Also filed as: TANAKA SHIGEAKI
57 granted patents·7 pending applications·1,346 citations·filing 1977–2024
99Inventor score
Top patents by PatentIndex Score
64 records- 0199US6035893AShutoff-opening devices and fluid control apparatus comprising such devicesOHMI TADAHIRO·Filed 1997·Granted Mar 14, 2000·143 cites·6 claims
- 0297US6615871B2Fluid control apparatusTADAHIRO OHMI·Filed 2002·Granted Sep 9, 2003·61 cites·12 claims
- 0396US7701710B2Cooling structure for rackmount-type control device and rack-type storage control deviceHITACHI LTD·Filed 2008·Granted Apr 20, 2010·47 cites·18 claims
- 0495US7933120B2Cooling structure for rackmount-type control device and rack-type storage control deviceHITACHI LTD·Filed 2010·Granted Apr 26, 2011·20 cites·18 claims
- 0595US7414835B2Disk array systemHITACHI LTD·Filed 2005·Granted Aug 19, 2008·23 cites·15 claims
- 0694US7643285B2Storage apparatusHITACHI LTD·Filed 2006·Granted Jan 5, 2010·41 cites·12 claims
- 0794US7108743B2Coloring composition for image formation and method for improving ozone resistance of color imageFUJI PHOTO FILM CO LTD·Filed 2002·Granted Sep 19, 2006·43 cites·13 claims
- 0894US7097701B2Phthalocyanine compound, ink, inkjet recording method, and image forming methodFUJI PHOTO FILM CO LTD·Filed 2003·Granted Aug 29, 2006·40 cites·9 claims
- 0994US5983933AShutoff-opening deviceOHMI TADAHIRO·Filed 1997·Granted Nov 16, 1999·85 cites·4 claims
- 1094US5237342AInk jet head and ink jet recording apparatus having an ink container filled with porous materialCANON KK·Filed 1990·Granted Aug 17, 1993·71 cites·16 claims
- 1193US8372190B2Ink set, inkjet recording method and recorded materialFUJIFILM CORP·Filed 2008·Granted Feb 12, 2013·16 cites·26 claims
- 1293US6632594B2Photographic processing composition containing a diaminostilbene derivative and image forming method using the sameFUJI PHOTO FILM CO LTD·Filed 2001·Granted Oct 14, 2003·17 cites·10 claims
- 1393US6039360ACouplings for fluid controllersOHMI TADAHIRO·Filed 1998·Granted Mar 21, 2000·82 cites·6 claims
- 1492US7300503B2Dye mixture and ink containing the same, inkjet recording method and image forming methodFUJIFILM CORP·Filed 2005·Granted Nov 27, 2007·13 cites·8 claims
- 1592US7242580B1Disk array apparatusHITACHI LTD·Filed 2006·Granted Jul 10, 2007·26 cites·14 claims
- 1692US5280299AInk filling method for ink jet recording apparatusCANON KK·Filed 1991·Granted Jan 18, 1994·59 cites·4 claims
- 1790US8248782B2Storage apparatus, storage controller for storage apparatus, chassis for storage controllerTANAKA SHIGEAKI·Filed 2009·Granted Aug 21, 2012·12 cites·13 claims
- 1890US7109336B2Azo compound and process of producing the same, and novel compound and process of producing azo compounds using the sameFUJI PHOTO FILM CO LTD·Filed 2002·Granted Sep 19, 2006·22 cites·7 claims
- 1989US5621446AMethod of filling an ink containerCANON KK·Filed 1995·Granted Apr 15, 1997·58 cites·2 claims
- 2088US9831039B2Thin film capacitorTDK CORP·Filed 2015·Granted Nov 28, 2017·4 cites·5 claims
- 2187US7211134B2Dye mixture and ink containing the sameFUJIFILM CORP·Filed 2003·Granted May 1, 2007·26 cites·9 claims
- 2287US6648020B2Fluid control apparatus and gas treatment system comprising sameFUJIKIN KK·Filed 2001·Granted Nov 18, 2003·40 cites·5 claims
- 2387US5988217AShutoff-opening deviceTADAHIRO OHMI·Filed 1997·Granted Nov 23, 1999·57 cites·6 claims
- 2486US8585781B2Azo compound, aqueous solution, ink composition, ink for inkjet recording, inkjet recording method, ink cartridge for inkjet recording, and inkjet recordFUJIFILM CORP·Filed 2013·Granted Nov 19, 2013·4 cites·18 claims
- 2586US7876556B2Disk array systemHITACHI LTD·Filed 2008·Granted Jan 25, 2011·6 cites·15 claims
- 2684US7219988B2Water-soluble phthalocyanine compound-containing ink for ink jetting, ink jet recording method and method for improving ozone gas discoloration of colored image materialFUJI PHOTO FILM CO LTD·Filed 2003·Granted May 22, 2007·16 cites·10 claims
- 2783US7572911B2Azo compound and process of producing the same, and novel compound and process of producing azo compounds using the sameFUJIFILM CORP·Filed 2006·Granted Aug 11, 2009·3 cites·4 claims
- 2882US7061715B2Disk array apparatusHITACHI LTD·Filed 2004·Granted Jun 13, 2006·36 cites·7 claims
- 2981US5841455AInk container for ink jet recording having two different ink absorbing materials including a fibrous materialCANON KK·Filed 1997·Granted Nov 24, 1998·37 cites·31 claims
- 3080US7424727B2Disk array device and disk array device housingHITACHI LTD·Filed 2005·Granted Sep 9, 2008·10 cites·10 claims
- 3180US5371528ALiquid jet head with nonlinear liquid passages having a diverging portionCANON KK·Filed 1992·Granted Dec 6, 1994·35 cites·13 claims
- 3280US5148192ALiquid jet recording head with nonlinear liquid passages and liquid jet recording apparatus having sameCANON KK·Filed 1990·Granted Sep 15, 1992·35 cites·9 claims
- 3379US8603191B2Azo compound, aqueous solution, ink composition, ink for inkjet recording, inkjet recording method, ink cartridge for inkjet recording, and inkjet recordFUJIFILM CORP·Filed 2013·Granted Dec 10, 2013·2 cites·17 claims
- 3478US7896030B2Sensor-equipped joint memberFUJIKIN KK·Filed 2005·Granted Mar 1, 2011·10 cites·11 claims
- 3577US7394616B2Storage apparatus casing with interchangeable disk drive and control boxesHITACHI LTD·Filed 2006·Granted Jul 1, 2008·3 cites·22 claims
- 3676US8110038B2Mixed crystal and colored pigment dispersion compositionTANAKA SHIGEAKI·Filed 2009·Granted Feb 7, 2012·3 cites·11 claims
- 3776US7031153B2Disk module, and disk array apparatusHITACHI LTD·Filed 2003·Granted Apr 18, 2006·11 cites·16 claims
- 3871US8523990B2Ink composition, inkjet recording ink composition, ink set, ink cartridge, inkjet recording method and recorded matterTANAKA SHIGEAKI·Filed 2009·Granted Sep 3, 2013·2 cites·20 claims
- 3971US8523991B2Ink composition, ink composition for inkjet recording, ink set, ink cartridge, inkjet recording method, and recorded productTANAKA SHIGEAKI·Filed 2009·Granted Sep 3, 2013·1 cites·19 claims
- 4071US6113223AInk jet recording head with ink chamber having slanted surfaces to aid bubble removalCANON KK·Filed 1997·Granted Sep 5, 2000·28 cites·30 claims
- 4170US2025070529A1Laser moduleTDK CORP·Filed 2024·Application pending·0 cites
- 4269US9398728B2Storage subsystem and method for controlling the sameHITACHI LTD·Filed 2013·Granted Jul 19, 2016·2 cites·15 claims
- 4369US7677265B2Fluid control apparatus with heating apparatusFUJIKIN KK·Filed 2004·Granted Mar 16, 2010·14 cites·4 claims
- 4467US7113364B2Storage apparatus casing with interchangeable disk drive and control boxesHITACHI LTD·Filed 2004·Granted Sep 26, 2006·6 cites·17 claims
- 4565US4123851AClothes drierHITACHI LTD·Filed 1977·Granted Nov 7, 1978·25 cites·8 claims
- 4663US7691192B2Ink composition, and ink jet recording method and recorded matter using the sameSEIKO EPSON CORP·Filed 2004·Granted Apr 6, 2010·5 cites·23 claims
- 4761US5623287AInk container with a controlled ink distribution therein, and method of filling the sameCANON KK·Filed 1995·Granted Apr 22, 1997·13 cites·4 claims
- 4855US5508725AInk jet head having trapezoidal ink passages, ink cartridge and recording apparatus with sameCANON KK·Filed 1994·Granted Apr 16, 1996·12 cites·14 claims
- 4954US6290344B1Vented ink container with internal ink absorber, and ink cartridge having such an ink containerCANON KK·Filed 1995·Granted Sep 18, 2001·10 cites·5 claims
- 5053US6260962B1Liquid jetting device having a mechanism for introducing a bubble into a liquid chamber and recording apparatus using the deviceCANON KK·Filed 1994·Granted Jul 17, 2001·9 cites·28 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →