YK

Yasuo Kato

Brother Kogyo: 32 patents #228 of 2,767Top 9%
NT Nuflare Technology: 31 patents #6 of 298Top 3%
DE Denso: 21 patents #378 of 11,792Top 4%
Nichia: 13 patents #138 of 1,531Top 10%
TK Tokyo Kogaku Kikai: 11 patents #3 of 143Top 3%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
TO Topcon: 8 patents #103 of 684Top 20%
FI Fujifilm Business Innovation: 3 patents #2,355 of 5,238Top 45%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
Tdk: 3 patents #1,522 of 3,796Top 45%
Canon: 3 patents #11,241 of 19,416Top 60%
NP Nippon Telegraph And Telephone Public: 3 patents #61 of 842Top 8%
FC Fuji Seiko Co.: 2 patents #15 of 81Top 20%
TK Toyo Boseki Kabushiki Kaisha: 2 patents #343 of 1,085Top 35%
CA Cataler: 2 patents #135 of 277Top 50%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
KO Komori: 1 patents #120 of 219Top 55%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
DI Dai Nippon Insatsu: 1 patents #197 of 371Top 55%
TC Toshiba Machine Co.: 1 patents #70 of 186Top 40%
U.S. Philips: 1 patents #4,133 of 8,851Top 50%
📍 Yokohama, JP: #47 of 480 inventorsTop 10%
Overall (All Time): #6,022 of 4,157,543Top 1%
152
Patents All Time

Issued Patents All Time

Showing 1–25 of 152 patents

Patent #TitleCo-InventorsDate
12412730 Multi-charged particle beam writing apparatus and multi-charged particle beam writing method Ryoh KAWANA 2025-09-09
12406866 Stamp tool, transfer device, and element array manufacturing method Seijiro SUNAGA, Makoto Yamashita, Toshinobu Miyagoshi, Tatsunori Otomo, Mitsuyoshi Makida +1 more 2025-09-02
12237450 Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same Kazuya Matsuda 2025-02-25
12163493 Malfunction diagnosis device for leakage diagnosis device Keiichirou Ishihara, Taiki Yasuzaka, Tomohiro Itoh 2024-12-10
12116516 Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same Kazuya Matsuda 2024-10-15
12018679 Vane pump Keiichirou Ishihara, Tomohiro Itoh, Masahiro Satou 2024-06-25
11869746 Multi-beam writing method and multi-beam writing apparatus Hiroshi Matsumoto 2024-01-09
11812538 Human body static electricity control device and human body static electricity control system Ryuta OKAZAKI, Tomoyuki Kawasoe 2023-11-07
11694882 Substrate processing apparatus and substrate processing method Yuji Takanami, Kento Norota, Naoyuki Okamoto, Yasushi Yasumatsu 2023-07-04
11603809 Malfunction diagnostic device for leakage diagnostic device Keiichirou Ishihara, Taiki Yasuzaka 2023-03-14
11556061 Multiple charged particle beam writing apparatus and multiple charged particle beam writing method Ryoh KAWANA 2023-01-17
11443918 Charged particle beam writing method and charged particle beam writing apparatus Kenichi Yasui 2022-09-13
11433668 Liquid discharge head 2022-09-06
11367828 Actuator device and liquid ejection apparatus Toru Kakiuchi, Rui Wang, Yuichi Ito 2022-06-21
11351781 Liquid discharge head 2022-06-07
11270873 Substrate processing apparatus and substrate processing method Yuji Takanami, Kento Norota, Naoyuki Okamoto, Yasushi Yasumatsu 2022-03-08
11264546 Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same Kazuya Matsuda 2022-03-01
11257994 Resin package and light emitting device Kazuya Matsuda, Hiroyuki Tanaka 2022-02-22
11251334 Method of manufacturing light emitting devices Hiroyuki Tanaka, Kazuya Matsuda 2022-02-15
11183619 Method of manufacturing light emitting device Hiroyuki Tanaka, Kazuya Matsuda 2021-11-23
11167541 Apparatus for manufacturing element array and apparatus for removing specific element Toshinobu Miyagoshi, Seijiro SUNAGA, Osamu Shindo 2021-11-09
11152547 Metallic structure for optical semiconductor device, method for producing the same, and optical semiconductor device using the same Kazuya Matsuda 2021-10-19
11136943 Evaporative fuel processing system Keiichirou Ishihara, Tomohiro Itoh 2021-10-05
11101317 Method of manufacturing element array and method of removing specific element Toshinobu Miyagoshi, Seijiro SUNAGA, Osamu Shindo 2021-08-24
11072172 Liquid discharging head Toru Kakiuchi, Yuichi Ito 2021-07-27