IS

Ikuo Shimizu

KC Kyowa Hakko Kogyo Co.: 16 patents #48 of 943Top 6%
Ricoh Company: 14 patents #1,578 of 9,818Top 20%
KC Kyowa Yuka Co.: 14 patents #1 of 57Top 2%
KC Kyowa Hakko Chemical Co.: 4 patents #1 of 19Top 6%
NC Nippon Shokubai Co.: 3 patents #378 of 1,108Top 35%
SO Sony: 2 patents #12,963 of 25,231Top 55%
YC Yamamoto Kogaku Co.: 1 patents #38 of 58Top 70%
Overall (All Time): #85,521 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
12006418 Binder composition, rigid body, and method for manufacturing rigid body Yuichi Kawata 2024-06-11
10118979 Binder and aqueous solution Takashi Yamamoto 2018-11-06
9976009 Binder and aqueous solution Takashi Yamamoto 2018-05-22
7710855 Optical recording medium, recording and reproducing method thereof, and optical recording apparatus Tohru Yashiro, Yuki Nakamura, Tatsuo Mikami, Motoharu Kinugasa, Hiroshi Toyoda 2010-05-04
7687633 Filters for electronic display devices Motoharu Kinugasa, Katsumi Ukai 2010-03-30
7521562 Filters for electronic display devices Junzo Yamano, Motoharu Kinugasa, Katsumi Ukai 2009-04-21
7417162 Oily ingredient for cosmetic preparation and cosmetic preparation Yukitoshi Fukuda, Katsuhiro Ito, Kazuyasu Osada, Tomoya Takahashi 2008-08-26
7368224 Photopolymerizable composition Tsuguo Yamaoka, Hiroshi Toyoda, Motoharu Kinugasa, Masanori Ikuta, Kyoko Katagi 2008-05-06
7358030 Process for producing ether compound Katsuhiro Ito, Kazuyasu Osada, Tsuguo Yamaoka 2008-04-15
7294448 Composition sensitive to visible light Tsuguo Yamaoka, Katsuhiro Ito, Takeshi Iwasaki 2007-11-13
7242542 Filters of electronic displays Motoharu Kinugasa, Hiroshi Toyoda, Masanori Ikuta, Kyoko Katagi 2007-07-10
7223521 Squarylium-metal chelate compounds and optical recording media Tohru Yashiro, Tomomi Ishimi, Tatsuo Mikami, Motoharu Kinugasa, Hiroshi Toyoda 2007-05-29
7015363 Process for producing ether compound Katsuhiro Ito, Kazuyasu Osada, Tsuguo Yamaoka 2006-03-21
6936323 Optical recording medium, and method and device using the same Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Motoharu Kinugasa +1 more 2005-08-30
6818262 Filters for electronic display device Motoharu Kinugasa, Hiroshi Toyoda, Shiho Yamada 2004-11-16
6794005 Optical recording medium, optical recording method and optical recording device Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Yasunobu Ueno, Tohru Yashiro +4 more 2004-09-21
6737143 Optical recording medium, optical recording method and optical recording device Soh Noguchi, Tsutomu Sato, Tatsuya Tomura, Yasunobu Ueno, Motoharu Kinugasa +2 more 2004-05-18
6660867 Metal complex type squarylium compounds and optical recording media made by using the same Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Soh Noguchi, Tsutomu Satoh +1 more 2003-12-09
6599605 Squarylium compounds and optical recording media using the same Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh +2 more 2003-07-29
6596364 Squarylium compounds and optical recording medium containing the same Hiroshi Toyoda, Motoharu Kinugasa, Shiho Yamada, Masanori Ikuta, Kenji Mutoh +2 more 2003-07-22
6558768 Optical recording medium and optical recording and reading method using the same Soh Noguchi, Tsutomu Satoh, Tatsuya Tomura, Noboru Sasa, Yasunobu Ueno +6 more 2003-05-06
6372871 Dithiocarbonate composition Shinichiro Jimbo, Shoshiro Matsushita, Iwao Hotta, Masanori Ikuta, Izumi Itani 2002-04-16
6331653 Process for producing 3,4-dihydroxy-3-cyclobutene-1,2-dione Shoshiro Matsushita, Hiroshi Toyoda, Asako Tanaka 2001-12-18
6160044 Compositions containing dithiocarbonate compound Shinichiro Jimbo, Shoshiro Matsushita, Iwao Hotta, Masanori Ikuta, Izumi Itani 2000-12-12
6007965 Photopolymerizable compositions including squarylium compounds Tsuguo Yamaoka, Kenichi Koseki, Mitsuharu Obara, Yukiyoshi Ito, Hitoshi Kawato 1999-12-28