HK

Hiroshi Kawaguchi

TO Toyota: 30 patents #552 of 26,838Top 3%
AC Acushnet: 22 patents #91 of 496Top 20%
RE Renesas Electronics: 19 patents #114 of 4,529Top 3%
Nike: 18 patents #405 of 2,652Top 20%
KM Karsten Manufacturing: 10 patents #77 of 234Top 35%
Canon: 10 patents #6,241 of 19,416Top 35%
Honda Motor Co.: 7 patents #3,151 of 21,052Top 15%
HH Hitachi High-Technologies: 6 patents #452 of 1,917Top 25%
KS Kobe Steel: 6 patents #96 of 2,031Top 5%
UN Unknown: 5 patents #3,065 of 83,584Top 4%
KM Kyocera Medical: 5 patents #3 of 30Top 10%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
NE Nec: 4 patents #3,388 of 14,502Top 25%
KS Kobe Steel: 4 patents #359 of 1,773Top 25%
Aisin Seiki Kabushiki Kaisha: 3 patents #1,084 of 3,782Top 30%
MC Mitsubishi Mining & Cement Co.: 3 patents #14 of 110Top 15%
ME Midwest Express: 3 patents #4 of 18Top 25%
SC Sumitomo Heavy Industries Ion Technology Co.: 3 patents #17 of 61Top 30%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
KC Koyo Seiko Co.: 3 patents #150 of 749Top 25%
SA Sen Corporation, An Shi And Axcelis: 2 patents #7 of 25Top 30%
TO The New Industry Research Organization: 2 patents #1 of 29Top 4%
SO Sony: 2 patents #12,963 of 25,231Top 55%
SN Sumitomo Eaton Nova: 2 patents #9 of 23Top 40%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
HG HGST: 1 patents #253 of 483Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
HC Hitachi Electronics Engineering Co.: 1 patents #61 of 175Top 35%
IK Inoue Mtp Kabushiki Kaisha: 1 patents #15 of 36Top 45%
JS Jfe Steel: 1 patents #825 of 1,401Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KC Kawaguchi Co.: 1 patents #2 of 6Top 35%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NK Nippon Gohsei Kagaku Kogyo: 1 patents #62 of 142Top 45%
OM Omron: 1 patents #1,808 of 3,089Top 60%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
Rohm Co.: 1 patents #1,438 of 2,292Top 65%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
TC Taylor Made Golf Company: 1 patents #222 of 288Top 80%
TI Tokai Rubber Industries: 1 patents #281 of 557Top 55%
TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%
📍 Okazaki, CA: #1 of 8 inventorsTop 15%
Overall (All Time): #3,837 of 4,157,543Top 1%
188
Patents All Time

Issued Patents All Time

Showing 176–188 of 188 patents

Patent #TitleCo-InventorsDate
4401347 Fluid pressure control valve for dual braking system Shuho Nishina 1983-08-30
4384458 Variable ratio brake master cylinder with relief accumulator 1983-05-24
4371215 Dual type hydraulic circuit in a vehicle brake system 1983-02-01
4353796 Apparatus for digging and transporting soil and sand, stones and rocks, minerals and the like Masaaki Kubo, Yasutaka Onodera, Masaharu Sibata 1982-10-12
4338787 Variable ratio brake master cylinder device 1982-07-13
4311060 Parking brake operating device Masaki Sanayama 1982-01-19
4302056 Dual type hydraulic braking system for a vehicle 1981-11-24
4261119 Method for digging and transporting material Masaaki Kubo, Yasutaka Onodera, Masaharu Sibata 1981-04-14
4256342 Dragline equipped with hopper means and loading means Masaaki Kubo, Yasutaka Onodera, Masaharu Sibata 1981-03-17
4227747 Pressure control device for a vehicle brake 1980-10-14
4217004 Controlling means for a dual vehicle hydraulic braking system 1980-08-12
4212367 Manual lever for a vehicle 1980-07-15
4212498 Dual type hydraulic circuit for a vehicle brake 1980-07-15