MY

Masato Yamamoto

PE Pentax: 18 patents #94 of 761Top 15%
NI Nidec: 6 patents #165 of 976Top 20%
AK Asahi Kogaku Kogyo K.K.: 6 patents #8 of 180Top 5%
UM University of Minnesota: 5 patents #237 of 2,951Top 9%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Kawasaki: 3 patents #725 of 2,943Top 25%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
OE Omron Tateisi Electronics: 1 patents #264 of 599Top 45%
SH Showa: 1 patents #167 of 337Top 50%
SL Sumitomo Pharmaceuticals Company Limited: 1 patents #135 of 327Top 45%
YE Yokogawa Hokushin Electric: 1 patents #34 of 112Top 35%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
DH Daido Hoxan: 1 patents #10 of 44Top 25%
DE Denso: 1 patents #6,940 of 11,792Top 60%
EI Eizo: 1 patents #72 of 112Top 65%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
KC Kansai Paint Co.: 1 patents #432 of 822Top 55%
KL Kenwood Limited: 1 patents #119 of 319Top 40%
📍 Minneapolis, MN: #33 of 6,114 inventorsTop 1%
🗺 Minnesota: #692 of 52,454 inventorsTop 2%
Overall (All Time): #42,574 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 51–57 of 57 patents

Patent #TitleCo-InventorsDate
4887114 Back-cover release device for a camera Masahiro Nakajima, Toshimasa Yamanaka 1989-12-12
D304838 Single-lens reflex camera body 1989-11-28
D304594 Camera lens 1989-11-14
4868688 Elongated strip storage apparatus and recorder tape duplicator system utilizing endless tape stored in storage apparatus Kazuo Nagaoka, Yoshiki Takao 1989-09-19
D303268 Camera lens 1989-09-05
4542452 Programmable controller Yoshio Fukai, Masuo Hanawaka 1985-09-17
4529282 Motor-driven film winder for cameras 1985-07-16