Inventor
OYAMA HITOSHI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “OYAMA HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SRI SPORTS LTD
11 patentsUS7946931B2May 24, 2011
Golf club head
SRI SPORTS LTD68 citations98
US7691008B2Apr 6, 2010
Golf club head
SRI SPORTS LTD92 citations98
US7578755B2Aug 25, 2009
Wood-type hollow golf club head
SRI SPORTS LTD67 citations98
US7261645B2Aug 28, 2007
Golf club head
SRI SPORTS LTD74 citations98
US7281993B2Oct 16, 2007
Golf club head and manufacturing method of the same
SRI SPORTS LTD56 citations96
US7766765B2Aug 3, 2010
Wood-type golf club head
SRI SPORTS LTD48 citations94
US7361098B2Apr 22, 2008
Golf club shaft
SRI SPORTS LTD27 citations93
US7318780B2Jan 15, 2008
Golf club
SRI SPORTS LTD22 citations93
US7300360B2Nov 27, 2007
Golf club
SRI SPORTS LTD23 citations93
US7278925B2Oct 9, 2007
Golf club head
SRI SPORTS LTD29 citations93
US6926617B2Aug 9, 2005
Golf club shaft
SRI SPORTS LTD12 citations84
SUMITOMO ELECTRIC INDUSTRIES
11 patentsUS6247765B1Jun 19, 2001
Method and apparatus for controlling fluid pressure
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US6155654ADec 5, 2000
Method for controlling electromagnetic proportional pressure control valve
SUMITOMO ELECTRIC INDUSTRIES42 citations93
US6371063B2Apr 16, 2002
Valve-open-close mechanism
SUMITOMO ELECTRIC INDUSTRIES15 citations84
US6357480B1Mar 19, 2002
Pressure control valve
SUMITOMO ELECTRIC INDUSTRIES19 citations84
US6203123B1Mar 20, 2001
Method of detecting temperature of brake fluid and method of controlling brake fluid pressure
SUMITOMO ELECTRIC INDUSTRIES18 citations84
US5904335AMay 18, 1999
Flow control valve with a pressure compensation function
SUMITOMO ELECTRIC INDUSTRIES18 citations84
US5574365ANov 12, 1996
Travel sensor having a magnetic sensor attached to a truncated pyramid and a movable magnet
SUMITOMO ELECTRIC INDUSTRIES18 citations82
US6202697B1Mar 20, 2001
Proportional pressure control valve
SUMITOMO ELECTRIC INDUSTRIES12 citations74
US5712227AJan 27, 1998
Substrate having a superconductor layer
SUMITOMO ELECTRIC INDUSTRIES10 citations74
US7579723B2Aug 25, 2009
Power magnetic core and stator core
SUMITOMO ELECTRIC INDUSTRIES5 citations63
US8374664B2Feb 12, 2013
Container for superconducting apparatus and superconducting apparatus
SUMITOMO ELECTRIC INDUSTRIES1 citations48
SEIKO EPSON CORP
6 patentsUS8861009B2Oct 14, 2014
Function expansion method using print data for a point-of-sale terminal
SEIKO EPSON CORP4 citations84
US9262106B2Feb 16, 2016
Method of adding value to print data, a value-adding device, and a recording medium
SEIKO EPSON CORP1 citations62
US9030706B2May 12, 2015
Method of adding value to print data, a value-adding device, and a recording medium
SEIKO EPSON CORP2 citations62
US9030704B2May 12, 2015
Function expansion method using print data for a point-of-sale terminal
SEIKO EPSON CORP1 citations62
US10248944B2Apr 2, 2019
Function expansion method in a point-of-sale system using print data
SEIKO EPSON CORP0 citations52
US9111198B2Aug 18, 2015
Print control method, print control device, and storage medium
SEIKO EPSON CORP0 citations42
DUNLOP SPORTS CO LTD
5 patentsUS9630077B2Apr 25, 2017
Grip for sporting goods and golf club
DUNLOP SPORTS CO LTD8 citations84
US9339700B2May 17, 2016
Golf club
DUNLOP SPORTS CO LTD8 citations84
US9919191B2Mar 20, 2018
Golf club grip and golf club
DUNLOP SPORTS CO LTD3 citations73
US9717965B2Aug 1, 2017
Golf club grip and golf club
DUNLOP SPORTS CO LTD0 citations52
US9586113B2Mar 7, 2017
Golf club grip and golf club
DUNLOP SPORTS CO LTD0 citations42
SUMITOMO RUBBER IND
5 patentsUS6872151B2Mar 29, 2005
Golf club shaft
SUMITOMO RUBBER IND13 citations84
US6863623B2Mar 8, 2005
Golf club shaft
SUMITOMO RUBBER IND16 citations84
US10286269B2May 14, 2019
Grip for sporting goods and golf club
SUMITOMO RUBBER IND2 citations73
US6953402B2Oct 11, 2005
Golf club shaft
SUMITOMO RUBBER IND4 citations63
US10065092B2Sep 4, 2018
Golf club grip, golf club and method for producing golf club grip
SUMITOMO RUBBER IND0 citations42
ITAMI WORKS OF SUMITOMO ELECTR
3 patentsUS6380832B2Apr 30, 2002
Electromagnetic actuator
ITAMI WORKS OF SUMITOMO ELECTR20 citations91
US6367433B2Apr 9, 2002
Electromagnetic actuator and valve-open-close mechanism
ITAMI WORKS OF SUMITOMO ELECTR16 citations83
US6566990B2May 20, 2003
Electromagnetic actuator and valve-open-close mechanism
ITAMI WORKS OF SUMITOMO ELECTR10 citations72
SHINZATO TSUYOSHI
3 patentsUS9065306B2Jun 23, 2015
Oxide superconducting coil, oxide-superconducting-coil assembly, and rotating machine
SHINZATO TSUYOSHI2 citations57
US8886266B2Nov 11, 2014
Superconducting coil, rotating device, and superconducting coil manufacturing method
SHINZATO TSUYOSHI1 citations47
US8787998B2Jul 22, 2014
Superconducting coil apparatus, superconducting appatatus, and method of making superconducting coil apparatus
SHINZATO TSUYOSHI0 citations46