Inventor
NAKAHARA AKIHIRO
JP64 patents
⚠️ This page may combine multiple inventors who share the name “NAKAHARA AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
23 patentsUS5072944ADec 17, 1991
Three-piece solid golf ball
SUMITOMO RUBBER IND209 citations99
US5002281AMar 26, 1991
Three-piece solid golf ball
SUMITOMO RUBBER IND408 citations99
US4863167ASep 5, 1989
Multi-piece solid golf ball
SUMITOMO RUBBER IND300 citations98
US4714253ADec 22, 1987
Three-piece solid golf ball
SUMITOMO RUBBER IND281 citations98
US4561657ADec 31, 1985
Golf ball
SUMITOMO RUBBER IND62 citations96
US6309706B2Oct 30, 2001
Coating material for golf ball and golf ball coated with the same
SUMITOMO RUBBER IND39 citations93
US6692381B2Feb 17, 2004
Solid golf ball
SUMITOMO RUBBER IND20 citations92
US6096830AAug 1, 2000
Thermoplastic elastomer composition, process for producing the same and golf ball using the same for cover
SUMITOMO RUBBER IND33 citations92
US5967907AOct 19, 1999
Multi-piece solid golf ball
SUMITOMO RUBBER IND47 citations92
US5733977AMar 31, 1998
Solid golf ball
SUMITOMO RUBBER IND34 citations92
US6335392B1Jan 1, 2002
Outsole of shoes
SUMITOMO RUBBER IND51 citations91
US5348777ASep 20, 1994
Structural member of pipe shape
SUMITOMO RUBBER IND26 citations91
US5242721ASep 7, 1993
Structural member of pipe shape
SUMITOMO RUBBER IND33 citations91
US5288446AFeb 22, 1994
Production of rubber article
SUMITOMO RUBBER IND22 citations90
US6126560AOct 3, 2000
Method of making hollow golf ball
SUMITOMO RUBBER IND19 citations84
US4556220ADec 3, 1985
Solid golf balls
SUMITOMO RUBBER IND20 citations82
US6589124B1Jul 8, 2003
Hollow golf ball
SUMITOMO RUBBER IND11 citations74
US5980395ANov 9, 1999
Hollow solid golf ball
SUMITOMO RUBBER IND13 citations74
US6200231B1Mar 13, 2001
Hollow solid golf ball
SUMITOMO RUBBER IND12 citations73
US5376726ADec 27, 1994
Short fiber-reinforced rubber
SUMITOMO RUBBER IND14 citations71
US5006586AApr 9, 1991
Heat reserve material
SUMITOMO RUBBER IND7 citations70
US5325623AJul 5, 1994
Material for making marine structure
SUMITOMO RUBBER IND10 citations67
US6182970B1Feb 6, 2001
Hollow golf ball
SUMITOMO RUBBER IND5 citations63
NAKAHARA AKIHIRO
12 patentsUS8270133B2Sep 18, 2012
Power supply control apparatus
NAKAHARA AKIHIRO10 citations84
US8174808B2May 8, 2012
Load driving device
NAKAHARA AKIHIRO7 citations84
US8116051B2Feb 14, 2012
Power supply control circuit
NAKAHARA AKIHIRO16 citations84
US8547142B2Oct 1, 2013
Power semiconductor device and operation method thereof
NAKAHARA AKIHIRO9 citations82
US8390340B2Mar 5, 2013
Load driving device
NAKAHARA AKIHIRO6 citations73
US8116052B2Feb 14, 2012
Power supply control circuit including overvoltage protection circuit
NAKAHARA AKIHIRO6 citations73
US8638534B2Jan 28, 2014
Load driving device
NAKAHARA AKIHIRO3 citations63
US8493702B2Jul 23, 2013
Current limiting circuit
NAKAHARA AKIHIRO3 citations63
US8446185B2May 21, 2013
Load driving device
NAKAHARA AKIHIRO4 citations63
US8314638B2Nov 20, 2012
Comparator circuit
NAKAHARA AKIHIRO5 citations63
US8289669B2Oct 16, 2012
Semiconductor device including over voltage protection circuit having gate discharge circuit operated based on temperature and voltage as to output transistor
NAKAHARA AKIHIRO4 citations63
US8242809B2Aug 14, 2012
Comparator circuit
NAKAHARA AKIHIRO3 citations63
RENESAS ELECTRONICS CORP
9 patentsUS8351172B2Jan 8, 2013
Power supply control apparatus
RENESAS ELECTRONICS CORP9 citations84
US8054106B2Nov 8, 2011
Load driving device
RENESAS ELECTRONICS CORP7 citations84
US8031450B2Oct 4, 2011
Power supply control circuit
RENESAS ELECTRONICS CORP12 citations84
US10547170B2Jan 28, 2020
Semiconductor device
RENESAS ELECTRONICS CORP2 citations73
US9537303B2Jan 3, 2017
Semiconductor device and electric control device
RENESAS ELECTRONICS CORP4 citations73
US8879227B2Nov 4, 2014
Current limiting circuit
RENESAS ELECTRONICS CORP5 citations73
US8717727B2May 6, 2014
Power supply control apparatus including overcurrent detection circuit
RENESAS ELECTRONICS CORP4 citations73
US10031164B2Jul 24, 2018
Semiconductor device
RENESAS ELECTRONICS CORP6 citations72
US9673803B2Jun 6, 2017
Semiconductor device, and on-vehicle electronic device and automobile each including semiconductor device
RENESAS ELECTRONICS CORP5 citations72
NEC ELECTRONICS CORP
3 patentsUS7576964B2Aug 18, 2009
Overvoltage protection circuit of output MOS transistor
NEC ELECTRONICS CORP24 citations93
US6661260B2Dec 9, 2003
Output circuit of semiconductor circuit with power consumption reduced
NEC ELECTRONICS CORP23 citations92
US7834669B2Nov 16, 2010
Semiconductor output circuit for controlling power supply to a load
NEC ELECTRONICS CORP5 citations63
NEC CORP
2 patentsSOMA OSAMU
1 patentShowing the top 50 of 64 patents by PatentIndex Score.