Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11925046 | Light-emitting device, light-emitting method, and organic light-emitting element | Chihaya Adachi, Hajime Nakanotani, Takahiko Yamanaka, Shigeo Hara | 2024-03-05 |
| 11444248 | Organic electro-luminescent element and bioinstrumentation device | Chihaya Adachi, Hajime Nakanotani, Takahiko Yamanaka, Shigeo Hara | 2022-09-13 |
| 10840406 | Optical semiconductor element and method of driving optical semiconductor element | Masamichi Yamanishi, Akira Higuchi, Kazunori Tanaka, Kazuue Fujita, Yasufumi Takagi +2 more | 2020-11-17 |
| 10238290 | Probe for bioinstrumentation and bioinstrumentation device | Takahiko Yamanaka, Shigeo Hara, Takashi Watanabe | 2019-03-26 |
| 10228328 | Organic electro-luminescent element and bioinstrumentation device | Chihaya Adachi, Hajime Nakanotani, Takahiko Yamanaka, Shigeo Hara | 2019-03-12 |
| 10132755 | Surface-enhanced Raman scattering element, and method for manufacturing surface-enhanced Raman scattering element | Yoshihiro Maruyama, Katsumi Shibayama, Masashi Ito, Hiroki Kamei | 2018-11-20 |
| 9976961 | Surface-enhanced raman scattering element including a conductor layer having a base part and a plurality of protusions | Yoshihiro Maruyama, Katsumi Shibayama, Masashi Ito, Hiroki Kamei | 2018-05-22 |
| 9874523 | Surface-enhanced Raman scattering element including a conductor layer having a base part and a plurality of protusions | Yoshihiro Maruyama, Katsumi Shibayama, Masashi Ito, Hiroki Kamei | 2018-01-23 |
| 9863884 | Surface-enhanced Raman scattering element, and method for producing same | Katsumi Shibayama, Masashi Ito, Takafumi Yokino, Masaki Hirose, Anna Yoshida +6 more | 2018-01-09 |
| 9863883 | Surface-enhanced raman scattering element | Katsumi Shibayama, Masashi Ito, Takafumi Yokino, Masaki Hirose, Anna Yoshida +6 more | 2018-01-09 |
| 9368661 | Photodetector | Kazutoshi Nakajima, Minoru Niigaki, Wataru AKAHORI, Kazuue Fujita | 2016-06-14 |
| 9276144 | Quantum cascade detector | Kazuue Fujita, Tadataka Edamura, Tatsuo DOUGAKIUCHI | 2016-03-01 |
| 8853809 | Optical element and photodetector | Kazutoshi Nakajima, Wataru Aka-Hori, Kazunori Tanaka, Kazuue Fujita | 2014-10-07 |
| 8482197 | Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube | Minoru Niigaki, Hiroyasu Fujiwara, Akira Higuchi | 2013-07-09 |
| 8446094 | Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube | Minoru Niigaki, Hiroyasu Fujiwara, Akira Higuchi | 2013-05-21 |
| 7816866 | Photocathode comprising a plurality of openings on an electron emission layer | Kazutoshi Nakajima, Minoru Niigaki, Tomoko Mochizuki | 2010-10-19 |
| 7795608 | Photocathode | Minoru Niigaki | 2010-09-14 |
| 7557336 | Photodetector having first and second antenna areas with patterns having different cycle intervals | Minoru Niigaki, Hiroyasu Fujiwara, Akira Higuchi | 2009-07-07 |
| 7365356 | Photocathode | Minoru Niigaki, Tomoko Mochizuki, Masami Yamada | 2008-04-29 |
| 7176625 | Photocathode plate and electron tube | Tomoko Mochizuki, Minoru Niigaki, Kuniyoshi Mori | 2007-02-13 |
| 7002132 | Photocathode, electron tube, and method of assembling photocathode | Yasuharu Negi, Yasuyuki Egawa, Minoru Niigaki | 2006-02-21 |
| 6917058 | Semiconductor photocathode | Minoru Niigaki, Hirofumi Kan, Kuniyoshi Mori | 2005-07-12 |
| 6903363 | Photocathode | Minoru Niigaki, Tomoko Mochizuki, Masami Yamada | 2005-06-07 |
| 6818885 | Photodetector | Yasuharu Negi | 2004-11-16 |
| 6563264 | Photocathode and electron tube | Minoru Niigaki, Tomoko Mochizuki, Hirofumi Kan | 2003-05-13 |