TK

Tomoto Kawamura

HC Hitachi Media Electronics Co.: 28 patents #2 of 214Top 1%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HS Hitachi-Lg Data Storage: 6 patents #39 of 294Top 15%
HH Hitachi High-Technologies: 4 patents #265 of 1,200Top 25%
MA Maxell: 3 patents #182 of 437Top 45%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #66,203 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
12196673 Defect inspection apparatus and defect inspection method Takeru UTSUGI, Toshifumi Honda, Andreas Karsaklian Dal Bosco, Kenshiro OHTSUBO 2025-01-14
11971346 Biological sample detection device Mayu Sao, Nobuyoshi Shimane, Fumiyasu Sato 2024-04-30
11906420 Light source and biochemical analyzer Yoshifumi Sekiguchi, Shin Imamura, Takahiro Ando, Yuya MATSUOKA, Sakuichiro Adachi +2 more 2024-02-20
11880909 AR display apparatus and AR display method Hiromitsu Mori, Seiji Murata 2024-01-23
11754493 Broadband light source device and biochemical analyzing device Takahiro Ando, Shin Imamura, Masaaki Komatsu, Yuya MATSUOKA, Takeshi Ishida +1 more 2023-09-12
11543648 Virtual image projection device Seiji Murata, Ryuji Ukai, Toshiteru Nakamura 2023-01-03
11493759 Hologram light guide plate with plurality of layers and head mount display using hologram light guide plate Takeru UTSUGI, Mitsuru Nagasawa, Hiromichi Yamakawa 2022-11-08
11143872 Waveguide and video image display device Ryuji Ukai, Satoshi Ouchi, Yoshiho Seo, Seiji Murata 2021-10-12
10466490 Video projection device and head mounted display using the same Toshiteru Nakamura, Yoshiho Seo, Satoshi Ouchi, Hidenao Saito, Yoshio Okamoto +1 more 2019-11-05
10445577 Information display method and information display terminal Satoshi Ouchi, Yoshiho Seo, Yuya Ogi, Toshiteru Nakamura 2019-10-15
10413187 Optical scanning device, imaging device, and TOF type analyzer Toshiteru Nakamura, Satoshi Ouchi, Yoshiho Seo, Kouji Fujita, Shinsuke Onoe +1 more 2019-09-17
10365490 Head-mounted display, head-up display and picture displaying method Shingo Hayashi, Satoshi Ouchi, Yoshiho Seo, Seiji Murata, Takahiro Matsuda +1 more 2019-07-30
10303047 Optical integrator and video projection device using same Toshihiro Kuroda, Daichi Sakai, Toshiyuki TAKAIWA, Yutaka KAWAKAMI, Toshiteru Nakamura 2019-05-28
10078236 Dimmer and video display device using the same Shingo Hayashi, Satoshi Ouchi, Yoshiho Seo, Seiji Murata, Takahiro Matsuda +1 more 2018-09-18
9927613 Image display apparatus and head mounted display Toshiteru Nakamura, Satoshi Ouchi, Yoshiho Seo, Yoshio Okamoto 2018-03-27
9551917 Light source unit and projection display system using same Mitsuru Nagasawa, Satoshi Ouchi, Kunikazu Ohnishi 2017-01-24
8593928 Optical head and optical drive device Kotaro Oishi, Toshiteru Nakamura 2013-11-26
8537651 Optical disc device Kotaro Oishi, Masayuki Kobayashi, Hideo Suenaga 2013-09-17
8498190 Optical head using beam dividing element Hiroshi Ogasawara, Kotaro Oishi, Yoshio Okamoto 2013-07-30
8488425 Optical pickup device and optical disc apparatus Kazuyoshi Yamazaki 2013-07-16
8451703 Optical pickup and optical information recording and reproducing apparatus Eriko Tatsu, Shigeharu Kimura 2013-05-28
8427911 Optical pickup Hiromi Kita, Toshiteru Nakamura 2013-04-23
8331207 Optical pickup and optical disc unit Katsuhiko Izumi, Kazuyoshi Yamazaki, Kunikazu Ohnishi 2012-12-11
8243575 Optical head Hiromi Kita, Hiroshi Ogasawara, Michio HATAGI 2012-08-14
8169880 Optical pickup having radially arranged lenses in a low profile construction Yoshiro Konishi, Toshimasa Kamisada, Yasuo Kitada 2012-05-01