Inventor
YAMADA EIICHI
JP64 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA EIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
19 patentsUS7092911B2Aug 15, 2006
Reproducing apparatus and reproducing method
SONY CORP68 citations98
US6434103B1Aug 13, 2002
Recording medium, recording apparatus, recording method, editing apparatus and editing method
SONY CORP100 citations97
US6385690B1May 7, 2002
Recording method, managing method, and recording apparatus
SONY CORP90 citations96
US6868494B1Mar 15, 2005
Reproducing apparatus and information distribution system
SONY CORP65 citations94
US6591328B1Jul 8, 2003
Non-volatile memory storing address control table data formed of logical addresses and physical addresses
SONY CORP57 citations94
US6311092B1Oct 30, 2001
Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus
SONY CORP37 citations93
US6625713B2Sep 23, 2003
Memory controller and method for managing a logical/physical address control table
SONY CORP21 citations91
US7873426B2Jan 18, 2011
Digital recording device, digital recording method, program, and storage medium
SONY CORP16 citations84
US6807024B1Oct 19, 2004
Reproducing apparatus and reproducing method
SONY CORP15 citations84
US7103430B2Sep 5, 2006
Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus
SONY CORP6 citations74
US6925341B1Aug 2, 2005
Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus
SONY CORP8 citations74
US5748397AMay 5, 1998
Audio signal processing apparatus and recording and/or reproducing apparatus for a tape-shaped recording medium
SONY CORP11 citations74
US8055362B2Nov 8, 2011
Recording-and-reproducing apparatus, information transfer-and-management method, and recording medium
SONY CORP4 citations63
US7859579B2Dec 28, 2010
Recording and reproducing device and recording and reproducing method
SONY CORP4 citations63
US7415314B2Aug 19, 2008
Recording apparatus, reproducing apparatus, and recording and/or reproducing apparatus
SONY CORP3 citations63
US7233200B2Jun 19, 2007
AGC circuit, AGC circuit gain control method, and program for the AGC circuit gain control method
SONY CORP4 citations63
US6411931B1Jun 25, 2002
Character data transformer and transforming method
SONY CORP4 citations63
US7500271B2Mar 3, 2009
Reproducing apparatus and information distribution system
SONY CORP4 citations61
US8379877B2Feb 19, 2013
Sound collector and sound recorder
SONY CORP1 citations52
MITSUI TOATSU CHEMICALS
6 patentsUS5532365AJul 2, 1996
Intermediate for furanyl insecticide
MITSUI TOATSU CHEMICALS88 citations94
US5434181AJul 18, 1995
Furanyl insecticide
MITSUI TOATSU CHEMICALS72 citations94
US5192778AMar 9, 1993
Dialkoxymethylimidazolidine derivatives, preparation thereof, insecticides containing same as an effective ingredient and intermediates therefor
MITSUI TOATSU CHEMICALS21 citations92
US5264584ANov 23, 1993
Dialkoxymethylimidazolidine derivatives
MITSUI TOATSU CHEMICALS16 citations73
US5614527AMar 25, 1997
Insecticidal tetrahydrofuran-compound
MITSUI TOATSU CHEMICALS14 citations72
US5219868AJun 15, 1993
Imidazolidine derivatives, preparation thereof, insecticides containing same as an effective ingredient and intermediates therefor
MITSUI TOATSU CHEMICALS4 citations62
NIPPON TELEGRAPH & TELEPHONE
6 patentsUS8355637B2Jan 15, 2013
Optical OFDM receiver, optical transmission system, subcarrier separation circuit, and subcarrier separation method
NIPPON TELEGRAPH & TELEPHONE23 citations92
US7113702B2Sep 26, 2006
Wavelength division multiplexing optical transmission system and transmission method
NIPPON TELEGRAPH & TELEPHONE20 citations88
US7711214B2May 4, 2010
Semiconductor optical modulator
NIPPON TELEGRAPH & TELEPHONE11 citations84
US10522892B2Dec 31, 2019
High-frequency line
NIPPON TELEGRAPH & TELEPHONE1 citations62
US7024122B2Apr 4, 2006
Ultrahigh-speed clock extraction circuit
NIPPON TELEGRAPH & TELEPHONE6 citations62
US11372307B2Jun 28, 2022
Optical modulator
NIPPON TELEGRAPH & TELEPHONE1 citations61
HITACHI LTD
5 patentsUS6043114AMar 28, 2000
Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device
HITACHI LTD19 citations90
US6630375B2Oct 7, 2003
Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device
HITACHI LTD6 citations71
US6368905B1Apr 9, 2002
Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device
HITACHI LTD9 citations71
US4000507ADec 28, 1976
Semiconductor device having two annular electrodes
HITACHI LTD5 citations62
US4012763AMar 15, 1977
Semiconductor device having insulator film with different prescribed thickness portions
HITACHI LTD3 citations58
NIPPON OILS & FATS CO LTD
3 patentsFUJIMI INC
2 patentsONISHI YASUHIRO
2 patentsTOYODA GOSEI KK
1 patentTOYOTA MOTOR CO LTD
1 patentYAMADA EIICHI
1 patentINST ADVANCED SKIN RES INC
1 patentMOLEX INC
1 patentRENESAS TECH CORP
1 patentMOLEX LLC
1 patentShowing the top 50 of 64 patents by PatentIndex Score.