MH

Masayuki Harada

FU Fujifilm: 8 patents #1,085 of 4,519Top 25%
TI Toyota Industries: 6 patents #258 of 1,610Top 20%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
IC Ichikawa Gosei Chemical Co.: 2 patents #6 of 12Top 50%
AC Aoki Science Institute Co.: 2 patents #6 of 30Top 20%
AC Aisan Industry Co.: 2 patents #23 of 109Top 25%
RY Ryobi: 2 patents #95 of 309Top 35%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
NU National University Corporation Nagoya University: 2 patents #92 of 782Top 15%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
Overall (All Time): #131,417 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5050030 Disk cassette with shutter attaching feature Tsuneo Nemoto, Kouji Funawatari 1991-09-17
4672498 Tape cassette having reels with limited axial travel 1987-06-09
4633355 Video tape cassette with easy assembly of its lid and reel brakes 1986-12-30
4579295 Brake mechanism for tape cassette 1986-04-01