YF

Yoshio Fujiwara

SO Sony: 34 patents #939 of 25,231Top 4%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
NC New Oji Paper Co: 2 patents #17 of 139Top 15%
HC Hodogaya Chemical Co.: 2 patents #141 of 359Top 40%
SC Sumitomo Special Metals Co.: 2 patents #96 of 262Top 40%
TO Tokiwa: 1 patents #15 of 44Top 35%
SC Showa Water Industries Co.: 1 patents #5 of 14Top 40%
NC Neomax Co.: 1 patents #41 of 95Top 45%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #73,965 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
5362702 Dye receiving paper for thermal transfer printing of video signals Huy Sam 1994-11-08
5352362 Brine recycling method and apparatus therefor Masumi Mizutani, Kaoru Mizutani, Masaru Kawahashi 1994-10-04
5343334 Video tape that records, plays back, and rerecords video signals to overcome dropouts Kozo Kaminaga, Kazuo Ike, Tetsuro Makise, Kiyoshi Yamakawa, Kiyoshi Sawakata 1994-08-30
5292905 Cyan dyes Toshihisa Inoue, Tetsuya Abe 1994-03-08
5278130 Printing sheet for video images Hitoshi Arita 1994-01-11
5277992 Thermal transfer ink sheet Satoru Shinohara, Hiroshi Nakano, Tetsuya Abe 1994-01-11
5238727 Heat transfer ink ribbon Tetsuya Abe 1993-08-24
4977136 Cover film for hard copy printing paper Naotake Kobayashi, Satoru Shinohara, Tetsuya Abe 1990-12-11
4735847 Electrically conductive adhesive sheet, circuit board and electrical connection structure using the same Naotake Kobayashi, Yuichi Matsubara, Hisashi Ando, Hidehiro Numao, Kazuaki Suzuki 1988-04-05
4721703 Sublimation transfer system color hard copy printing paper Naotake Kobayashi, Tetsuya Abe 1988-01-26
4668560 Sublimation transfer type color hard-copy printing paper Naotake Kobayashi, Tetsuya Abe 1987-05-26
4666320 Ink ribbon for sublimation transfer type hard copy Naotake Kobayashi, Tetsuya Abe, Shinohara Satoru 1987-05-19
4651645 Sublimation ink ribbon Naotake Kobayashi, Tetsuya Abe, Satoru Shinohara 1987-03-24
4599259 Cover film for sublimation transfer type hard copy Naotake Kobayashi, Tetsuya Abe, Satoru Shinohara 1986-07-08
4522881 Cover film for color hard copy printing paper Naotake Kobayashi, Tetsuya Abe 1985-06-11
4323659 Non-flammable adhesive compositions Masanao Watanabe, Keiichi Naito, Tooru Odajima 1982-04-06
4303760 Adhesive Makoto Nishimura, Yoshio Omori 1981-12-01