HW

Hiroshi Wakabayashi

NI Nikon: 97 patents #8 of 2,493Top 1%
NK Nippon Kogaku K.K.: 25 patents #2 of 382Top 1%
KK Kanegafuchi Kagaku Kogyo: 13 patents #19 of 691Top 3%
KC Kanegafuchi Chemical Industry Co.: 10 patents #3 of 179Top 2%
NC Nagano Keiki Co.: 2 patents #33 of 97Top 35%
HH Hirakawa Hewtech: 2 patents #2 of 16Top 15%
Tdk: 1 patents #2,493 of 3,796Top 70%
JL Jcd (Guangzhou) Optical Corporation Limited: 1 patents #4 of 6Top 70%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC New Japan Radio Co.: 1 patents #28 of 101Top 30%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
Overall (All Time): #5,811 of 4,157,543Top 1%
155
Patents All Time

Issued Patents All Time

Showing 151–155 of 155 patents

Patent #TitleCo-InventorsDate
4310233 Film feed detecting device of a camera Takeshi Okuyama, Toshiaki Hozumi 1982-01-12
4289388 Automatic focus adjusting device of a camera having a self-timer Yoshiaki Ohtsubo 1981-09-15
4278853 Battery case including a main switch device Takeshi Okuyama 1981-07-14
4275855 Film take-up spool 1981-06-30
4268148 Motor drive mechanism 1981-05-19