KT

Kunihiko Takagi

SE Seiko Epson: 58 patents #140 of 7,774Top 2%
UN Unitika: 14 patents #4 of 620Top 1%
TD Tokyo R & D: 5 patents #5 of 42Top 15%
Kawasaki: 4 patents #556 of 2,943Top 20%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
TO Toshiba: 2 patents #606 of 2,688Top 25%
RH R&D Holdings: 1 patents #9 of 43Top 25%
Overall (All Time): #22,088 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 1–25 of 81 patents

Patent #TitleCo-InventorsDate
12092947 Light source device and projector Shinichi Wakabayashi 2024-09-17
11860522 Light source apparatus and projector 2024-01-02
11385533 Wavelength converter, light source apparatus, and projector 2022-07-12
11382238 Cooling device and projector 2022-07-05
11281080 Light source device and projector 2022-03-22
11061309 Cooling device having evaporator with groove member, and projector 2021-07-13
10983426 Projector Katsuyuki Uehara, Takeshi Takezawa 2021-04-20
10859899 Wavelength conversion element, method for producing wavelength conversion element, light source device, and projector Kunihiko Yano, Tomohiro Yokoo, Wataru YASUMATSU, Tetsuo Shimizu, Shinichi Yotsuya +1 more 2020-12-08
10520745 Wavelength conversion element, light source device, and projector for reducing heat damage in the wavelength conversion element Tetsuo Shimizu 2019-12-31
10520801 Wavelength conversion element, method for manufacturing wavelength conversion element, light source apparatus, and projector 2019-12-31
10359693 Light source apparatus and projector 2019-07-23
10241384 Wavelength conversion element, light source device, and projector Ayumu Kobayashi, Tomohiro Yokoo 2019-03-26
10203589 Wavelength converter, illuminator, and projector 2019-02-12
10162253 Illumination device and projector 2018-12-25
10101647 Illuminator and projector Tetsuo Shimizu 2018-10-16
10101645 Wavelength conversion element, light source device, and projector Toshiaki Hashizume, Tetsuo Shimizu, Osamu Arakawa 2018-10-16
9869926 Wavelength conversion element, light source device, and projector Tetsuo Shimizu 2018-01-16
9860493 Illumination device and projector Hidefumi Sakata 2018-01-02
9817303 Light source device, illumination device and projector Makoto Zakoji 2017-11-14
9250502 Projector having base and cover member forming cooling duct for cooling light modulators and method for manufacturing projector Akira Egawa, Kaname Nagatani, Tetsuo Shimizu 2016-02-02
9016869 Optical device including frame holding light modulation unit having dustproof glass and projector Akira Egawa, Kaname Nagatani, Tetsuo Shimizu 2015-04-28
8395306 Light source unit and projector Kaname Nagatani, Tetsuo Shimizu, Yuji Takado, Akira Egawa, Satoshi Kinoshita 2013-03-12
8376076 Device storage apparatus for railway vehicle Shin Kataoka, Yutaka Kitagawa 2013-02-19
8360584 Projector Akira Egawa, Kaname Nagatani 2013-01-29
8348204 Cable guide unit water-proof device for railway vehicle Shin Kataoka, Yutaka Kitagawa, Kazuya Morita 2013-01-08