HI

Hiroshi Ishii

Ricoh Company: 64 patents #117 of 9,818Top 2%
Sharp Kabushiki Kaisha: 57 patents #131 of 10,731Top 2%
Kawasaki: 32 patents #20 of 2,943Top 1%
MIT: 16 patents #187 of 9,367Top 2%
KM Kawasaki Motors: 13 patents #1 of 203Top 1%
OC Olympus Optical Co.: 12 patents #242 of 2,334Top 15%
KT Kabushiki Kaisha Toshiba: 11 patents #2,779 of 21,451Top 15%
TK Toshiba Tec Kabushiki Kaisha: 11 patents #269 of 1,664Top 20%
KO Konica: 8 patents #304 of 1,958Top 20%
OS Olympus Medical Systems: 7 patents #82 of 833Top 10%
Casio Computer Co.: 7 patents #358 of 1,970Top 20%
SE Seiko Epson: 7 patents #2,406 of 7,774Top 35%
NE Netapp: 5 patents #399 of 1,846Top 25%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
SS Suwa Seikosha: 5 patents #16 of 220Top 8%
EP Epson: 4 patents #4 of 66Top 7%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
KM Konica Minolta: 3 patents #1,112 of 2,718Top 45%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
TD Tokyo R & D: 3 patents #8 of 42Top 20%
OL Olympus: 3 patents #1,323 of 3,097Top 45%
JC Japan Oxygen Co.: 3 patents #4 of 44Top 10%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
MM Mitsubishi Motors: 2 patents #508 of 1,823Top 30%
MI Mitsui Petrochemical Industries: 2 patents #322 of 1,024Top 35%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
YU Yokohama National University: 2 patents #1 of 55Top 2%
NK Nihon Sanso Kabushiki Kaisha: 1 patents #4 of 11Top 40%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
KT Kochi University Of Technology: 1 patents #6 of 28Top 25%
KS Kabushikikaisha Matsui Seisakusho: 1 patents #23 of 40Top 60%
HL Henkel Limited: 1 patents #428 of 861Top 50%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Caltech: 1 patents #2,143 of 4,321Top 50%
SC Sokkia Co.: 1 patents #20 of 45Top 45%
TC Takasago Perfumery Co.: 1 patents #24 of 65Top 40%
TU Tokai University: 1 patents #3 of 41Top 8%
GC Gun Ei Chemical Industry Co.: 1 patents #14 of 42Top 35%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
UT University Of Tsukuba: 1 patents #70 of 344Top 25%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
CC Clarion Co.: 1 patents #397 of 721Top 60%
NK Nippon Sanso K.K.: 1 patents #8 of 13Top 65%
📍 Akashi, MA: #1 of 2 inventorsTop 50%
Overall (All Time): #1,279 of 4,157,543Top 1%
301
Patents All Time

Issued Patents All Time

Showing 301–301 of 301 patents

Patent #TitleCo-InventorsDate
4192131 Step motor control mechanism for electronic timepiece Minoru Hosokawa, Yoshikazu Kawamura, Sakiho Okazaki 1980-03-11