Inventor · disambiguated record
Kunihiro Tamahashi
Also filed as: TAMAHASHI KUNIHIRO
17 granted patents·2 pending applications·147 citations·filing 1981–2013
93Inventor score
Files withHITACHI LTD9RICOH PRINTING SYS LTD4HITACHI PRINTING SOLUTIONS LTD2HITACHI KOKI KK1SIGMA TECH INC1
Top patents by PatentIndex Score
19 records- 0184US7104773B2Three-dimensional laminating molding deviceRICOH PRINTING SYS LTD·Filed 2004·Granted Sep 12, 2006·20 cites·10 claims
- 0277US5204202AElectrophotographic photosensitive element comprising a protective layer with a porous surface impregnated with lubricantHITACHI LTD·Filed 1990·Granted Apr 20, 1993·24 cites·23 claims
- 0375US7290873B2Ink jet recording methodRICOH PRINTING SYS LTD·Filed 2005·Granted Nov 6, 2007·2 cites·9 claims
- 0474US10293309B2Method, a bubble generating nozzle, and an apparatus for generating micro-nano bubblesSIGMA TECH INC·Filed 2013·Granted May 21, 2019·5 cites·21 claims
- 0573US5252418AElectrophotographic photoreceptor with protruding inorganic insulator pieces and an electrophotographic apparatus utilizing the sameHITACHI LTD·Filed 1990·Granted Oct 12, 1993·20 cites·25 claims
- 0667US6814432B2Inkjet recording device and ink supplying device employed therebyHITACHI PRINTING SOLUTIONS LTD·Filed 2003·Granted Nov 9, 2004·11 cites·20 claims
- 0761US5073466AElectrophotographic member containing a fluorine-containing lubricating agent and process for producing the sameHITACHI LTD·Filed 1989·Granted Dec 17, 1991·12 cites·29 claims
- 0857US5110792AMethod and apparatus of optical modulation using superconductive oxide materialHITACHI LTD·Filed 1989·Granted May 5, 1992·16 cites·34 claims
- 0952US6918180B2Method of manufacturing ink jet headRICOH PRINTING SYS LTD·Filed 2001·Granted Jul 19, 2005·5 cites·7 claims
- 1050US4405703AElectrophotographic plate having an age-hardened aluminum substrate and process for producing the sameHITACHI LTD·Filed 1981·Granted Sep 20, 1983·7 cites·8 claims
- 1148US4804606AElectrophotographic sensitized body having a diffusion blocking layerHITACHI LTD·Filed 1987·Granted Feb 14, 1989·7 cites·23 claims
- 1246US2005053798A1Support material for three-dimensional laminating moldingFiled 2004·Application pending·0 cites
- 1344US6786577B2Inkjet print head and method for making the sameHITACHI PRINTING SOLUTIONS LTD·Filed 2002·Granted Sep 7, 2004·2 cites·12 claims
- 1442US4430404AElectrophotographic photosensitive material having thin amorphous silicon protective layerHITACHI LTD·Filed 1982·Granted Feb 7, 1984·8 cites·13 claims
- 1541US7325902B2Ink-jet printer head and a manufacturing method thereofRICOH PRINTING SYS LTD·Filed 2004·Granted Feb 5, 2008·1 cites·16 claims
- 1640US2002171725A1Ink jet printer and ink composition thereforFiled 2002·Application pending·0 cites
- 1739US6074510AMethod for adhering together members molded from synthetic resinHITACHI KOKI KK·Filed 1998·Granted Jun 13, 2000·7 cites·7 claims
- 1826US4791040AMultilayered electrophotographic photosensitive memberHITACHI LTD·Filed 1987·Granted Dec 13, 1988·0 cites·18 claims
- 1924US4912008AMethod of annealing electrophotographic photosensitive deviceHITACHI LTD·Filed 1988·Granted Mar 27, 1990·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →