Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7059039 | Method for producing printed wiring boards | Masahide Tsukamoto, Masanaru Hasegawa | 2006-06-13 |
| 6780493 | Wiring board and a process of producing a wiring board | Osamu Noda, Kazunori Sakamoto, Masanaru Hasegawa | 2004-08-24 |
| 6703565 | Printed wiring board | Masahide Tsukamoto, Masanaru Hasegawa | 2004-03-09 |
| 6687985 | Method of Manufacturing a multi-layer circuit board | Kazunori Sakamoto, Yukihiro Ishimaru, Tosaku Nishiyama | 2004-02-10 |
| 6465082 | Stress relaxation electronic part, stress relaxation wiring board, and stress relaxation electronic part mounted body | Hiroaki Takezawa, Masahide Tsukamoto, Minehiro Itagaki, Yoshihiro Bessho, Yasushi Fukumura +2 more | 2002-10-15 |
| 6281446 | Multi-layered circuit board and method of manufacturing the same | Kazunori Sakamoto, Yukihiro Ishimaru, Tosaku Nishiyama | 2001-08-28 |
| 6195882 | Method for producing printed wiring boards | Masahide Tsukamoto, Masanaru Hasegawa | 2001-03-06 |
| 6045897 | Nonwoven fabric cloth substrate for printed wiring boards, and prepreg using the same | Masayuki Sakai, Masahide Tsukamoto, Seiichi Nakatani, Masayuki Okano, Tamao Kojima | 2000-04-04 |
| 6015872 | Substrate for printed circuit board | Yoshihiro Kawakita, Masanaru Hasegawa, Kazunori Sakamoto | 2000-01-18 |
| 5858884 | Nonwoven fabric cloth substrate for printed wiring boards, and prepreg using the same | Masayuki Sakai, Masahide Tsukamoto, Seiichi Nakatani, Masayuki Okano, Tamao Kojima | 1999-01-12 |
| 5811179 | Magnetic recording medium | Kazunori Sakamoto, Yasuhiro Ueyama, Kiyoshi Kobata, Kazunori Kubota, Hideki Okumura | 1998-09-22 |
| 5541008 | Magnetic recording medium | Masaru Higashionji, Hideaki Mukae | 1996-07-30 |
| 5525404 | Tape-shaped magnetic medium comprising hexagonal ferrite particles having a crystal structure which includes magnetoplumbite and spinel crystal structures | Nobuyuki Aoki, Koji Inoue | 1996-06-11 |
| 5501896 | Magnetic recording medium | Yasuhiro Ueyama, Keiichi Ochiai, Tetsuo Satake, Hideaki Komoda | 1996-03-26 |
| 5480732 | Magnetic recording medium | Nobuyuki Aoki, Kouji Inoue, Yasuhiro Ueyama | 1996-01-02 |
| 5399407 | Magnetic recording medium | Fumio Echigo, Yoshio Enoki | 1995-03-21 |
| 5342668 | Magnetic recording medium having improved electromagnetic conversion characteristics and durability | Fumio Echigo, Masahiro Saida, Naoko Mizuno, Yoshio Enoki | 1994-08-30 |
| 4493560 | Acoustic alarm device for watches | Satoru Fukutome, Motoyuki Saito | 1985-01-15 |
| 4482257 | Acoustic alarm device for watches | Satoru Fukutome, Motoyuki Saito | 1984-11-13 |
| 4435796 | Electrical connection construction for electronic timepiece | Motoyuki Saito | 1984-03-06 |
| 4428683 | Electrical connection construction for electronic timepiece | Motoyuki Saito | 1984-01-31 |
| 4403315 | Electronic timepiece assembly | Motoyuki Saito | 1983-09-06 |
| 4351041 | Acoustic alarm device for watches | Satoru Fukutome, Motoyuki Saito | 1982-09-21 |
| 4259551 | External operation device for electronic timepieces | Akinobu Ohtani, Motoyuki Saito | 1981-03-31 |