Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936348 | Photomultiplier tube with focusing electrode plate | Hideki Shimoi, Shinichi Muramatsu, Eiichiro Kawano | 1999-08-10 |
| 5917281 | Photomultiplier tube with inverting dynode plate | Hideki Shimoi | 1999-06-29 |
| 5880458 | Photomultiplier tube with focusing electrode plate having frame | Hideki Shimoi, Hisaki Katoh | 1999-03-09 |
| 5801511 | Photomultiplier | Yutaka Hasegawa, Akira Atsumi, Koji Nagura | 1998-09-01 |
| 5789861 | Photomultiplier | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1998-08-04 |
| 5744908 | Electron tube | — | 1998-04-28 |
| 5736731 | Photomultiplier tube comprising a second dynode having a saturated secondary electron emission ratio | Takayuki Omura, Kimitsugu Nakamura, Suenori Kimura, Yousuke Oohashi, Masuo Ito | 1998-04-07 |
| 5677595 | Resistor assembly and electron multiplier using the same | Shirou Sakai, Makoto Nakamura, Hiroshi Suzuki, Kazunori Wada, Tetsuya Morita | 1997-10-14 |
| 5637959 | Position sensitive photomultiplier | Eiichiro Kawano, Masuya Mizuide, Hiroto Yokota | 1997-06-10 |
| 5619100 | Photomultiplier | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1997-04-08 |
| 5616987 | Electron multiplier | Takayuki Ohmura, Tomoyuki Okada, Yousuke Oohashi | 1997-04-01 |
| 5572089 | Photomultiplier for multiplying photoelectrons emitted from a photocathode | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1996-11-05 |
| 5532551 | Photomultiplier for cascade-multiplying photoelectrons | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1996-07-02 |
| 5510674 | Photomultiplier | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1996-04-23 |
| 5504386 | Photomultiplier tube having a metal-made sidewall | Yutaka Hasegawa, Masuo Ito, Junichi Takeuchi, Koichiro Oba | 1996-04-02 |
| 5498926 | Electron multiplier for forming a photomultiplier and cascade multiplying an incident electron flow using multilayerd dynodes | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1996-03-12 |
| 5491380 | Photomultiplier including an electron multiplier for cascade-multiplying an incident electron flow using a multilayered dynode | Koji Nagura, Yutaka Hasegawa, Eiichiro Kawano, Tomihiko Kuroyanagi, Akira Atsumi +1 more | 1996-02-13 |
| 5410211 | Electron tube with an electron multiplier having a plurality of stages of dynodes | — | 1995-04-25 |
| 5180943 | Photomultiplier tube with dynode array having venetian-blind structure | — | 1993-01-19 |
| 4950951 | Venetian blind type secondary electron multiplier for secondary electron multiplier tubes | Kazuyoshi Okano, Kimitsugu Nakamura | 1990-08-21 |
| 4937506 | Photomultiplier tube using means of preventing divergence of electrons | Suenori Kimura, Masuo Ito | 1990-06-26 |
| 4912315 | Long photomultiplier with translucent photocathode and reflector | Satoshi Arakawa, Kenji Takahashi, Kazumi Yamashita | 1990-03-27 |
| 4881008 | Photomultiplier with plural photocathodes | Kimitsugu Nakamura, Takahito Kato | 1989-11-14 |
| 4825118 | Electron multiplier device | — | 1989-04-25 |