TK

Teijiro Kitao

DC Dainippon Ink And Chemicals: 3 patents #161 of 1,002Top 20%
KC Kanzaki Paper Manufacturing Co.: 1 patents #124 of 211Top 60%
NC Nippon Shokubai Kagaku Kogyo Co.: 1 patents #186 of 341Top 55%
SD Showa Denko: 1 patents #231 of 593Top 40%
SC Sugai Chemical Industry Co.: 1 patents #10 of 23Top 45%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Canon: 1 patents #14,899 of 19,416Top 80%
📍 Tondabayashi, JP: #16 of 143 inventorsTop 15%
Overall (All Time): #590,987 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5512423 Optical information recording medium Hironori Oda 1996-04-30
5198323 Resist composition containing alkali-soluble resin, 1,2-quinone diazide compound and anti-halation component Masaru Matsuoka, Ryotaro Hanawa, Yasunori Uetani, Naoki Takeyama, Takeshi Hioki +1 more 1993-03-30
5030387 Organic conductive complex Masaru Matsuoka, Yo Shimizu 1991-07-09
4885270 Novel thermosensitive recording sheet Kikuo Tsuchiya, Shingo Araki, Masaji Inagaki, Yumi Kudoh 1989-12-05
4843058 Thermosensitive recording sheet Shingo Araki, Kikuo Tsuchiya, Masaji Inagaki, Yumi Kudoh 1989-06-27
4833256 Fluoran derivatives and recording material containing the same Tetsuhiko Yamaguchi, Katsumi Murofushi, Masato Futagami, Nobuyuki Nagato, Kunio Imamura 1989-05-23
4764500 Thermosensitive recording sheet Shingo Araki, Ryugo Maeda, Masaji Inagaki, Shigeki Ueno 1988-08-16
4746645 Heat-sensitive recording material Mitsuru Kondo, Toshitake Suzuki, Masayuki Omatsu, Hironori Fujii, Kenji Minami 1988-05-24
4647411 5,6,7,8-tetrafluoroanthraquinone derivatives Masaru Matsuoka, Osamu Kaieda 1987-03-03