YH

Yoshio Hara

Fujitsu Limited: 29 patents #800 of 24,456Top 4%
OC Otsuka Pharmaceutical Co.: 3 patents #317 of 1,273Top 25%
TC Toyo Ink Mfg. Co.: 3 patents #62 of 499Top 15%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
OT Otsuka Techno: 1 patents #10 of 36Top 30%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
MC Mitsubishi Steel Mfg. Co.: 1 patents #53 of 145Top 40%
Overall (All Time): #82,776 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5202181 Adhesive with variable adhesivity Nobuo Sugiyama 1993-04-13
5139165 Container for photographic film cartridge 1992-08-18
4928827 Light-tight cassette 1990-05-29
4903063 Instant film pack 1990-02-20
4869368 Protective sheet 1989-09-26
4598041 Self-processing photographic film unit with dissolvable trap member Yoshiaki Ishino 1986-07-01
4556631 Self-processing type film unit and method of manufacturing the same Susumu Sato 1985-12-03
4536067 Film pack Yukihiro Sugimoto 1985-08-20
4463042 Cartridge Hirotomo Fujiwara 1984-07-31
4460254 Instant camera Tadayoshi Shibata 1984-07-17
4374721 Roll having low volume resistivity for electroplating Yoshiaki Hashimoto 1983-02-22
4372660 Film unit containing pack Tadayoshi Shibata 1983-02-08
4352879 Self-processing type photographic film unit with a trap member having gas discharging means 1982-10-05
4310091 Film-packet to be adaptable for picture stand Tomoyuki Takahashi, Yukihiro Sugimoto 1982-01-12