HS

Hiroshi Sakurai

PA Panasonic: 15 patents #1,528 of 21,108Top 8%
Nissan Motor Co.: 10 patents #698 of 8,689Top 9%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
TL Teijin Limited: 9 patents #105 of 1,631Top 7%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
Yamaha Motor: 7 patents #221 of 2,310Top 10%
Canon: 7 patents #7,830 of 19,416Top 45%
FA Fanuc: 6 patents #491 of 1,735Top 30%
NK Nippon Kayaku: 4 patents #176 of 1,103Top 20%
KA Kaneka: 4 patents #309 of 1,525Top 25%
CC Citizen Holdings Co.: 3 patents #70 of 431Top 20%
NE Nec: 3 patents #4,195 of 14,502Top 30%
NC Nippondenso Co.: 3 patents #799 of 3,479Top 25%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
Yamaha: 3 patents #738 of 2,001Top 40%
3M: 2 patents #5,326 of 11,543Top 50%
HI Hitachi Video Engineering, Incorporated: 2 patents #34 of 181Top 20%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NT Nec Lcd Technologies: 2 patents #126 of 305Top 45%
TO Tokico: 2 patents #111 of 359Top 35%
SO Sony: 2 patents #12,963 of 25,231Top 55%
NU National University Corporation Kumamoto University: 1 patents #53 of 232Top 25%
KF Kumamoto Technology & Industry Foundation: 1 patents #3 of 8Top 40%
CL Cell Port Labs: 1 patents #6 of 8Top 75%
NC Nippon Electric Glass Co.: 1 patents #229 of 437Top 55%
KC Kaken Pharmaceutical Co.: 1 patents #159 of 335Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
JC Japan Solderless Terminal Mfg. Co.: 1 patents #14 of 40Top 35%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
OB Obayashi: 1 patents #58 of 118Top 50%
SC Sagami Chemical Research Center: 1 patents #140 of 312Top 45%
FL Fujitsu Fanuc Limited: 1 patents #62 of 96Top 65%
DA Daicel: 1 patents #265 of 523Top 55%
TC Tocalo Co.: 1 patents #41 of 105Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
TL Tokyo Electron Saga Limited: 1 patents #14 of 24Top 60%
TD Tokyo R & D: 1 patents #22 of 42Top 55%
CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
CC Citizen Systems Japan Co.: 1 patents #21 of 40Top 55%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
MA Marelli: 1 patents #21 of 84Top 25%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
CS Cellport Systems: 1 patents #7 of 18Top 40%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #8,131 of 4,157,543Top 1%
132
Patents All Time

Issued Patents All Time

Showing 126–132 of 132 patents

Patent #TitleCo-InventorsDate
4504772 Method of sensing current position in position control system Hitoshi Matsuura, Etsuo Yamazaki 1985-03-12
4503372 Method and apparatus for sensing present position in position control system Ryoichiro Nozawa, Hidetsugu Komiya, Hajimu Kishi, Hitoshi Matsuura, Etsuo Yamazaki 1985-03-05
4495561 Numerical control method Hitoshi Matsuura 1985-01-22
4485338 Method and apparatus for sensing current position in position control system Hitoshi Matsuura, Etsuo Yamazaki 1984-11-27
4477316 Long-life insoluble electrode and process for preparing the same Kango Sakai, Ryoichi Yoshihara, Katsuhiro Minamida 1984-10-16
4424704 Knock detecting apparatus for internal combustion engine Noboru Yamamoto, Tomoatsu Makino, Ryoichi Okuda 1984-01-10
4298522 Diphenylamine derivatives and degradation inhibitors for rubber polymers Mitsuhiro Tamura, Tetsuo Ohishi 1981-11-03