Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7301215 | Photovoltaic device | — | 2007-11-27 |
| 7189917 | Stacked photovoltaic device | Naoto Okada | 2007-03-13 |
| 6472248 | Microcrystalline series photovoltaic element and process for fabrication of same | Atsushi Shiozaki, Masafumi Sano, Takaharu Kondo, Makoto Higashikawa, Koichi Matsuda | 2002-10-29 |
| 6344608 | Photovoltaic element | Masafumi Sano, Yutaka Nishio | 2002-02-05 |
| 6215061 | Photoconductive thin film, and photovoltaic device making use of the same | — | 2001-04-10 |
| 6177711 | Photoelectric conversion element | — | 2001-01-23 |
| 6140570 | Photovoltaic element having a back side transparent and electrically conductive layer with a light incident side surface region having a specific cross section and a module comprising said photovolatic element | — | 2000-10-31 |
| 6123824 | Process for producing photo-electricity generating device | Masafumi Sano | 2000-09-26 |
| 6107116 | Method for producing a photovoltaic element with zno layer having increasing fluorine content in layer thickness direction | Keishi Saito | 2000-08-22 |
| 5849108 | Photovoltaic element with zno layer having increasing fluorine content in layer thickness direction | Keishi Saito | 1998-12-15 |
| 5714010 | Process for continuously forming a large area functional deposited film by a microwave PCVD method and an apparatus suitable for practicing the same | Jinsho Matsuyama, Yasushi Fujioka, Tetsuya Takei, Katsumi Nakagawa, Masahiro Kanai +1 more | 1998-02-03 |
| 5656098 | Photovoltaic conversion device and method for producing same | Nobuyuki Ishikawa, Keishi Saito, Soichiro Kawakami, Jinsho Matsuyama, Yuzo Kouda +1 more | 1997-08-12 |
| 5599403 | Semiconductor device containing microcrystalline germanium & method for producing the same | Keishi Saito | 1997-02-04 |
| 5527391 | Method and apparatus for continuously forming functional deposited films with a large area by a microwave plasma CVD method | Hiroshi Echizen, Yasushi Fujioka, Katsumi Nakagawa, Masahiro Kanai, Jinsho Matsuyama +1 more | 1996-06-18 |
| 5527396 | Deposited film forming apparatus | Keishi Saitoh, Tatsuyuki Aoike, Masafumi Sano, Mitsuyuki Niwa, Jinsho Matsuyama +3 more | 1996-06-18 |
| 5520740 | Process for continuously forming a large area functional deposited film by microwave PCVD method and apparatus suitable for practicing the same | Masahiro Kanai, Jinsho Matsuyama, Katsumi Nakagawa, Yasushi Fujioka, Tetsuya Takei +1 more | 1996-05-28 |
| 5510631 | Non-monocrystalline silicon carbide semiconductor and semiconductor device employing the same | Keishi Saito, Tatsuyuki Aoike, Yuzo Koda | 1996-04-23 |
| 5510151 | Continuous film-forming process using microwave energy in a moving substrate web functioning as a substrate and plasma generating space | Jinsho Matsuyama, Yasushi Fujioka, Tetsuya Takei, Katsumi Nakagawa, Masahiro Kanai +1 more | 1996-04-23 |
| 5456762 | Photoelectric conversion elements | Keishi Saito | 1995-10-10 |
| 5439533 | Photovoltaic device, method of producing the same and generating system using the same | Keishi Saito, Jinsho Matsuyama, Koichi Matsuda, Yuzo Koda, Naoto Okada | 1995-08-08 |
| 5421909 | Photovoltaic conversion device | Nobuyuki Ishikawa, Keishi Saito, Soichiro Kawakami, Jinsho Matsuyama, Yuzo Kouda +1 more | 1995-06-06 |
| 5417770 | Photovoltaic device and a forming method thereof | Keishi Saitoh, Tatsuyuki Aoike, Masafumi Sano, Mitsuyuki Niwa, Jinsho Matsuyama +3 more | 1995-05-23 |
| 5418680 | Apparatus for repairing an electrically short-circuited semiconductor device | Keishi Saito, Tatsuyuki Aoike, Mitsuyuki Niwa, Yuzo Koda | 1995-05-23 |
| 5401330 | Photovoltaic element | Keishi Saito, Koichi Matsuda, Naoto Okada, Yutaka Nishio, Tomonori Nishimoto +1 more | 1995-03-28 |
| 5371380 | Si- and/or Ge-containing non-single crystalline semiconductor film with an average radius of 3.5 A or less as for microvoids contained therein and a microvoid density 1.times.10.sup.(19) (cm.sup.-3) or less | Keishi Saito, Tatsuyuki Aoike, Mitsuyuki Niwa, Yuzo Koda | 1994-12-06 |