IK

Isao Kawata

Canon: 17 patents #3,927 of 19,416Top 25%
HH Hitachi High-Technologies: 3 patents #776 of 1,917Top 45%
Overall (All Time): #214,827 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12275854 Curable composition, film forming method and article manufacturing method Yuto Ito, Toshiki Ito, Fen Wan, Timothy Brian Stachowiak, Weijun Liu 2025-04-15
12084397 Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, lighting apparatus, moving object, and exposure light source Hirokazu Miyashita, Naoki Yamada, Satoru Shiobara, Yuto Ito, Jun Kamatani 2024-09-10
12078905 Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member Wataru Kubo, Kenji Yamada, Satoshi Igawa, Yuto Ito 2024-09-03
11661546 Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member Wataru Kubo, Kenji Yamada, Satoshi Igawa, Yuto Ito 2023-05-30
11411193 Organic light emitting element, comprising at least first and second light emitting layers with satisfying lowest unoccupied molecular orbital (LUMO) and highest occupied molecular orbital (HOMO) relations Hirokazu Miyashita, Itaru Takaya, Naoki Yamada, Yuto Ito, Jun Kamatani 2022-08-09
11319483 Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window material Kenji Yamada, Satoshi Igawa, Wataru Kubo, Yuto Ito 2022-05-03
11128791 Photoelectric conversion element Tetsuo Takahashi, Satoru Shiobara, Jun Kamatani, Naoki Yamada, Tomona Yamaguchi +8 more 2021-09-21
10808059 Polymer Yutaka Tani, Takeshi Sekiguchi, Keigo Mizusawa, Ryuji Higashi, Masaru Sugita 2020-10-20
10761442 Electrophotographic photosensitive member, electrophotographic apparatus, process cartridge, and method of producing electrophotographic photosensitive member Koichi Nakata, Haruki Mori, Shubun Kujirai, Shinji Takagi, Yuto Ito +1 more 2020-09-01
10670979 Electrophotographic photosensitive member, electrophotographic apparatus, process cartridge, and method of manufacturing electrophotographic photosensitive member Koichi Nakata, Haruki Mori, Shinji Takagi, Koichi Suzuki, Ryuji Higashi +3 more 2020-06-02
10401746 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Kaname Watariguchi, Shoma Hinata, Kazuko Araki, Tsutomu Nishida, Jumpei Kuno +2 more 2019-09-03
10208244 Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window material Kenji Yamada, Satoshi Igawa, Wataru Kubo, Yuto Ito 2019-02-19
9921499 Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine pigment Kaname Watariguchi, Shoma Hinata, Kazuko Sakuma, Tsutomu Nishida, Jumpei Kuno +4 more 2018-03-20
9851648 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Masashi Nishi, Kunihiko Sekido, Michiyo Sekiya, Kei Tagami, Yuto Ito +1 more 2017-12-26
9085596 Iridium complex and organic light-emitting device containing same Masashi Hashimoto, Chiaki Nishiura, Shigemoto Abe, Hiroya Nitta 2015-07-21
8519613 Organic light-emitting device Jun Kamatani, Naoki Yamada, Akihito Saitoh, Hiroyuki Tomono, Kengo Kishino +3 more 2013-08-27
8102116 Organic light-emitting device Jun Kamatani, Naoki Yamada, Akihito Saitoh, Hiroyuki Tomono, Kengo Kishino +3 more 2012-01-24
7130063 Micropattern shape measuring system and method Yasuhiro Mitsui, Yasutsugu Usami, Yuya Toyoshima, Tadashi Otaka, Nobuyuki Iriki 2006-10-31
7038767 Three-dimensional micropattern profile measuring system and method Yuya Toyoshima, Yasuhiro Mitsui, Yasutsugu Usami, Tadashi Otaka 2006-05-02
6894790 Micropattern shape measuring system and method Yasuhiro Mitsui, Yasutsugu Usami, Yuya Toyoshima, Tadashi Otaka, Nobuyuki Iriki 2005-05-17