HS

Hiroyuki Sugata

Canon: 31 patents #1,730 of 19,416Top 9%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #107,224 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11811111 Control method for fuel cell system 2023-11-07
11804613 Method of controlling fuel battery system 2023-10-31
6558740 Printing medium, production process thereof and image-forming process using the medium Tsuyoshi Santo, Yuji Kondo, Hiroshi Tomioka 2003-05-06
5965252 Printing medium Tsuyoshi Santo, Yuji Kondo, Hiroshi Tomioka 1999-10-12
5605732 Aminium salt compound and optical recording medium Chieko Mihara, Tsuyoshi Santoh 1997-02-25
5516469 Process for producing substrate sheet for information recording mediums Tsuyoshi Santoh, Masataka Yashima, Hirofumi Kamitakahara, Hitoshi Yoshino, Osamu Kanome +2 more 1996-05-14
5482822 Infrared-absorptive compound and optical recording medium making use of the same Chieko Mihara, Tsuyoshi Santo, Miki Tamura 1996-01-09
5480596 Optical recording medium substrate sheet producing apparatus having roll stamper with elastomer layer of predetermined hardness Yukitoshi Okubo, Tsuyoshi Santoh, Miki Tamura, Chieko Mihara, Osamu Kanome +1 more 1996-01-02
5479394 Optical recording medium, recording system and reproducing system Masataka Yashima, Tsuyoshi Santoh, Miki Tamura, Chieko Mihara 1995-12-26
5432770 Optical recording medium, method of reproducing recorded data of optical recording medium, and system for reproducing recorded data of optical recording medium Masataka Yashima, Yukitoshi Ohkubo 1995-07-11
5428599 Optical recording medium, information recording method and information reproducing method Masataka Yashima, Tsuyoshi Santo, Miki Tamura, Chieko Mihara 1995-06-27
5328816 Process for producing optical recording medium Miki Tamura, Osamu Kanome, Yukitoshi Okubo, Mizuho Hiraoka, Masataka Yashima 1994-07-12
5324188 Roller stamper for molding a substrate sheet to become an information recording medium Tsuyoshi Santoh, Masataka Yashima, Hirofumi Kamitakahara, Hitoshi Yoshino, Osamu Kanome +2 more 1994-06-28
5310333 Roll stamper for molding substrate used for optical recording medium Tetsuya Sato, Osamu Kanome, Masataka Yashima 1994-05-10
5275925 Infrared-absorptive compound containing optical recording medium Chieko Mihara, Tsuyoshi Santoh, Tetsuro Fukui 1994-01-04
5271979 Optical recording medium containing polymethine compound Tsuyoshi Santoh, Chieko Mihara 1993-12-21
5266136 Process for producing a roll stamper for molding a substrate sheet for information recording mediums Osamu Kanome, Tsuyoshi Santoh, Masataka Yashima, Tetsuya Sato, Hitoshi Yoshino +2 more 1993-11-30
5267228 Substrates for optical cards, process for preparing substrates for optical cards, optical cards and apparatus for recording and reproducing information on optical cards Masataka Yashima, Osamu Kanome, Hirofumi Kamitakahara, Tsuyoshi Santoh, Tetsuya Sato +2 more 1993-11-30
5245030 IR-ray absorptive amino compound and optical recording medium by use thereof Tetsuro Fukui, Yoshihiro Oguchi, Kyo Miura 1993-09-14
5190849 Optical recording medium containing carboxylic acid-base metallic complex and squarylium-base or croconium-base dye Tsuyoshi Santoh, Chieko Mihara 1993-03-02
5137661 Process for producing optical recording medium Osamu Kanome, Tetsuya Satoh, Yukitoshi Ohkubo, Tsuyoshi Santoh 1992-08-11
5108873 IR-ray absorptive compound and optical recording medium by use thereof Tetsuro Fukui, Yoshihiro Oguchi, Kyo Miura 1992-04-28
5048745 Roll stamper for molding substrate used for optical recording medium, process for preparing same, and process for preparing optical recording medium making use of it Tetsuya Sato, Osamu Kanome, Masataka Yashima 1991-09-17
5024917 Optical recording medium containing meta-position aluminium-type IR-ray absorptive compound Chieko Mihara, Tsuyoshi Santoh 1991-06-18
5009987 Optical recording medium containing IR-ray absorptive compound Chieko Mihara, Tsuyoshi Santoh, Tetsuro Fukui 1991-04-23