Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6325651 | Light emitting device, socket device and lighting device | Hiroyoshi Nishihara, Katsunori Sato, Masayuki Katougi | 2001-12-04 |
| 6269638 | Air bubble powered rotary driving apparatus | — | 2001-08-07 |
| 6153972 | Light bulb device | Masayuki Katougi, Hideo Moriyama | 2000-11-28 |
| 6132069 | Light body, light body mounting base and embedded lighting equipment | Katunori Sato | 2000-10-17 |
| 6129443 | Waterproof cover mechanism for belt-like lighting fitting, illuminator, and outdoor lighting system | Katunori Sato | 2000-10-10 |
| 6095660 | Equipment using mounting hole of ceiling as fixing element and accessory devices | Hideo Moriyama, Masayuki Katougi | 2000-08-01 |
| 5967640 | Equipment using mounting hole of ceiling as fixing element and accessory devices | Hideo Moriyama, Masayuki Katougi | 1999-10-19 |
| 5957731 | Socket and socket holder for capless incandescent lamp | Hiroyoshi Nishihara, Katunori Sato | 1999-09-28 |
| D404358 | Lamp socket | Katunori Sato | 1999-01-19 |
| D400987 | Decorative lamp fixture | Katunori Sato | 1998-11-10 |
| D395714 | Lamp | — | 1998-06-30 |
| D395716 | Lamp | — | 1998-06-30 |
| D391548 | Lamp socket | Katunori Sato, Hiroyoshi Nishihara | 1998-03-03 |
| D390673 | Lamp | Katunori Sato | 1998-02-10 |
| D387445 | Decorative lamp | Katunori Sato | 1997-12-09 |
| D384428 | Decorative lamp | Katunori Sato | 1997-09-30 |
| D382081 | Decorative lamp | Katunori Sato | 1997-08-05 |
| D372993 | Decorative lamp | — | 1996-08-20 |
| D363802 | Decorative lamp for light strip | — | 1995-10-31 |
| D363560 | Decorative lamp for a light string | — | 1995-10-24 |
| D362733 | Decorative lamp | — | 1995-09-26 |
| D362734 | Decorative lamp for a light string | — | 1995-09-26 |
| D354360 | Decorative lamp | — | 1995-01-10 |
| D352563 | Decorative light for a light string | — | 1994-11-15 |
| D340298 | Decorative lamp for a light string | — | 1993-10-12 |