Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10632661 | Method for producing an extrusion molded product for automobiles | Takashi Hirokawa | 2020-04-28 |
| 8479451 | Extrusion molded product having a core material | Naohisa Miyakawa | 2013-07-09 |
| 7459111 | Manufacturing method of synthetic resin core material | Naohisa Miyakawa | 2008-12-02 |
| 7044525 | Automotive extrusion-molded product and manufacturing method therefor | Naohisa Miyakawa | 2006-05-16 |
| 6885183 | Current probe | — | 2005-04-26 |
| 6679666 | Screw having a temporary holding member on the screw shank | Hiromichi Mizuno, Muneyuki Onogi, Hiroyasu Ichikawa | 2004-01-20 |
| 6525636 | Stick-type ignition coil having improved structure against crack or dielectric discharge | Kazutoyo Oosuka, Keisuke Kawano, Hiroyuki Wakabayashi, Akimitsu Suguira, Naruhiko Inayosi +1 more | 2003-02-25 |
| 6499710 | Opening and closing hook | Hiromichi Mizuno, Akihiro Kamijou | 2002-12-31 |
| 6337617 | Ignition coil device having spool including glass fiber and silica | Kazuhide Kawai, Kazutoyo Osuka, Hiroyuki Wakabayashi, Hideki Oka | 2002-01-08 |
| 6273983 | Molding for vehicle and its manufacturing method | Naohisa Miyakawa | 2001-08-14 |
| 6217807 | Molding for automobile and its manufacturing method | Naohisa Miyakawa | 2001-04-17 |
| 6218623 | Protective tubular member for automotive control wire and manufacturing method therefor | Naohisa Miyakawa | 2001-04-17 |
| 6208231 | Stick-type ignition coil having improved structure against crack or dielectric discharge | Kazutoyo Oosuka, Keisuke Kawano, Hiroyuki Wakabayashi, Akimitsu Sugiura, Tomonori Ishikawa +7 more | 2001-03-27 |
| 5720264 | Ignition coil having a housing made of reinforced PPS | Kazutoyo Oosuka, Masami Kojima | 1998-02-24 |
| 5637990 | High speed, large-current power control apparatus | Toshihiko Onozawa, Tatsuya MUROFUSHI, Toshikazu Matsuda | 1997-06-10 |
| 5596309 | Reduced inductance coaxial resistor | Takashige Nabeshima, Toshiaki Hidaka | 1997-01-21 |
| 5568035 | Variable-capacitance power supply apparatus | Toshihiko Onozawa | 1996-10-22 |
| 5553423 | Molding for front glass for vehicles | — | 1996-09-10 |
| 5455502 | High speed, large-current power control circuit | Toshihiko Onozawa | 1995-10-03 |
| 5447671 | Window glass edging member for a vehicle such as an automobile and method for manufacturing the edging member | Naohisa Miyakawa, Minoru Masuzawa | 1995-09-05 |
| 5441685 | Method for producing a window glass edging member for a vehicle such as an automobile | Naohisa Miyakawa, Minoru Masuzawa | 1995-08-15 |
| 5424019 | Method for manufacturing weather strips for motor vehicles | Naohisa Miyakawa | 1995-06-13 |
| 5343655 | Weather strip for the window glass of an automobile | Naohisa Miyakawa, Minoru Masuzawa | 1994-09-06 |
| 5228738 | Windshield glass molding for vehicles | — | 1993-07-20 |
| 5182145 | Bright tape for molding | — | 1993-01-26 |