MK

Masahiro Kawasaki

PE Pentax: 77 patents #4 of 761Top 1%
HI Hitachi: 17 patents #2,231 of 28,497Top 8%
PE Pentax: 8 patents #58 of 396Top 15%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
HC Hitachi Industrial Equipment Systems Co.: 4 patents #117 of 550Top 25%
ML Mitsubishi Paper Mills Limited: 2 patents #171 of 458Top 40%
AK Asahi Kogaku Kabushiki Kaisha: 2 patents #2 of 73Top 3%
NC Nippon Polyurethane Industry Co.: 2 patents #12 of 76Top 20%
PC Pentax Ricoh Imaging Company: 1 patents #41 of 74Top 60%
TC Thk Co.: 1 patents #245 of 450Top 55%
IBM: 1 patents #44,794 of 70,183Top 65%
AK Asahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
JE Jeol: 1 patents #309 of 669Top 50%
JU Jeol Usa: 1 patents #3 of 12Top 25%
JG Jgc: 1 patents #137 of 393Top 35%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
KC Kureha Gohsen Co.: 1 patents #6 of 18Top 35%
NC National Research Council Of Canada: 1 patents #547 of 1,315Top 45%
📍 Kawasaki, MA: #1 of 18 inventorsTop 6%
Overall (All Time): #7,759 of 4,157,543Top 1%
135
Patents All Time

Issued Patents All Time

Showing 126–135 of 135 patents

Patent #TitleCo-InventorsDate
4285586 Camera controller for flashgun operation Sinji Urata 1981-08-25
4250413 Camera power supply maintaining circuit Yoshio Sawada 1981-02-10
4226521 Camera aperture controlling brake Yukio Takaoka 1980-10-07
4222644 Digital exposure display circuit Eiichi Tano 1980-09-16
4219262 Camera electrical self-timer Yukio Takaoka 1980-08-26
4209245 Long time exposure preventing device for camera with electronic flash Yoshio Sawada 1980-06-24
4196988 Manual or automatic camera and electronic flash for use therewith 1980-04-08
4189221 Electrical shutter circuit 1980-02-19
4181413 Electronic shutter control circuit 1980-01-01
4181411 Indicator device used in camera to indicate exposure values within a finder Naoyuki Uno, Tetsuji Shono, Fumio Urano 1980-01-01