Issued Patents All Time
Showing 51–72 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6153296 | Acicular hematite particles and magnetic recording medium | Kazuyuki Hayashi, Tosiharu Harada, Hiroko Morii | 2000-11-28 |
| 6124022 | Acicular hematite particles for non-magnetic undercoat layer of magnetic recording medium, and magnetic recording medium using the same | Kazuyuki Hayashi, Yasuyuki Tanaka, Hiroko Morii | 2000-09-26 |
| 6120898 | Hematite particles and magnetic recording medium using hematite particles as non-magnetic particles for a non-magnetic undercoat layer | Kazuyuki Hayashi, Hiroko Morii, Yasuyuki Tanaka | 2000-09-19 |
| 6072627 | Stereoscopic image capture device | Toshio Nomura, Masayuki Katagiri, Noritoshi Kako | 2000-06-06 |
| 6063490 | Magnetic recording medium comprising non-magnetic acicular particles containing mainly iron and having titanium dispersed therein | Kazuyuki Hayashi, Toshiharu Harada, Hiroko Morii | 2000-05-16 |
| 6054201 | Magnetic recording medium | Kazuyuki Hayashi, Hiroko Morii, Yasuyuki Tanaka | 2000-04-25 |
| 6042937 | Titanium oxide particles, substrate for magnetic recording medium and magnetic recording medium using the same | Kazuyuki Hayashi, Yasuyuki Tanaka, Hiroko Morii | 2000-03-28 |
| 6030688 | Rectangular parallelopipedic lepidocrocite particles and magnetic recording medium containing the particles | Kazuyuki Hayashi, Hiroko Morii, Yoshiro Okuda | 2000-02-29 |
| 5949390 | Three-dimensional display apparatus with a wide viewing angle and increased resolution | Toshio Nomura, Masayuki Katagiri, Noritoshi Kako | 1999-09-07 |
| 5882795 | Non-magnetic coated particles having a defined parameter .alpha. of not less than 0.5 | Kazuyuki Hayashi, Yasuyuki Tanaka, Minoru Ohsugi, Hiroko Morii, Mineko Sakoda +2 more | 1999-03-16 |
| 5830557 | Non-magnetic undercoating layer for magnetic recording medium, magnetic recording medium and non-magnetic particles | Kazuyuki Hayashi, Yasuyuki Tanaka, Minoru Ohsugi, Hiroko Morii, Mineko Sakoda +2 more | 1998-11-03 |
| 5750250 | Hematite particles and magnetic recording medium having a non-magnetic under-coat layer containing hematite (Fe.sub.2 O.sub.3) particles. | Kazuyuki Hayashi, Yasuyuki Tanaka, Hiroko Morii | 1998-05-12 |
| 5604015 | Non-magnetic undercoat layer for magnetic recording medium, magnetic recording medium and non-magnetic particles | Kazuyuki Hayashi, Yasuyuki Tanaka, Minoru Ohsugi, Hiroko Morii, Mineko Sakoda +2 more | 1997-02-18 |
| 5587232 | Non-magnetic particles for non-magnetic undercoating layer of magnetic recording medium, non-magnetic undercoating layer containing the same, and magnetic recording medium having the undercoating layer | Kazuyuki Hayashi, Yasuyuki Tanaka, Minoru Ohsugi, Toshiharu Harada, Masaru Isoai +1 more | 1996-12-24 |
| 5525649 | Magnetic paint and process for producing the same | Akihiro Nishimura, Kazuyuki Hayashi, Yasuyuki Tanaka, Hiroko Itamochi | 1996-06-11 |
| 5469274 | Image processing apparatus for combining differently corrected images | Kengo Takahama | 1995-11-21 |
| 5345544 | Data base system | Masaki Takakura, Yasusuke Asayama | 1994-09-06 |
| 5285193 | Data base system | Masaki Takakura, Yasukuni Yamane, Noritoshi Kako | 1994-02-08 |
| 5124207 | Magnetic iron oxide particles | Kazuyuki Hayashi, Yasuyuki Tanaka, Hiroko Itamochi | 1992-06-23 |
| 5061570 | Magnetic recording medium comprising magnetic particles and a polyester resin having an iminosulfonyl group | Akihiro Nishimura, Kazuyuki Hayashi, Yasuyuki Tanaka, Hiroko Itamochi | 1991-10-29 |
| 4992781 | Image synthesizer | Masaki Takakura, Yasukuni Yamane, Noritoshi Kako | 1991-02-12 |
| 4878178 | Image processing device | Masaki Takakura, Hideto Hayasaki, Hideo Takemura, Masao Izumi, Yoji Noguchi +2 more | 1989-10-31 |