HF

Hiroshi Fujii

Pioneer Electronic: 2 patents #20 of 253Top 8%
Sumitomo Electric Industries: 2 patents #217 of 2,038Top 15%
SO Sony: 2 patents #161 of 1,361Top 15%
HO Horiba: 1 patents #1 of 17Top 6%
OM Omron: 1 patents #6 of 61Top 10%
Overall (1997): #1,229 of 185,788Top 1%
8
Patents 1997

Issued Patents 1997

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5687602 Conductor for a flat cable, and manufacturing method and equipment therefor Haruo Saen, Ryuzo Suzuki, Atsushi Iizuka 1997-11-18
5683617 Magnetic material and manufacturing method thereof Tsutomu Inuzuka, Shinji Harada, Michio Ohba 1997-11-04
5679911 Karaoke reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendly Yoshiaki Moriyama, Kouichi Ono, Tatsuyuki Miyazawa, Masahiko Miyashita, Sumio Hosaka 1997-10-21
5672874 Infrared oil-concentration meter Ryosuke Fukushima, Tatsuhide Tsutsui, Masahiko Ishida, Shuzi Takada 1997-09-30
5666251 Cassettes having a plurality of sizes for storing recording mediums therein Shuichi Ota, Takashi Sawada 1997-09-09
5630560 Tape cassette Nobuyuki Kodama, Eiji Ohshima 1997-05-20
5616968 Expandable AC power supply device Shigemitsu Kiso 1997-04-01
5609486 Karaoke reproducing apparatus Masahiko Miyashita, Tatsuyuki Miyazawa, Yoshihiro Kitano 1997-03-11