Issued Patents All Time
Showing 26–50 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D557860 | Fluorescent lamp | Hiroki Kitagawa | 2007-12-18 |
| D557859 | Fluorescent lamp | Hiroki Kitagawa | 2007-12-18 |
| D557858 | Fluorescent lamp | Hiroki Kitagawa | 2007-12-18 |
| D557452 | Base for fluorescent lamp | Hiroki Kitagawa | 2007-12-11 |
| D556943 | Fluorescent lamp | Hiroki Kitagawa | 2007-12-04 |
| 7298088 | Arc tube and low-pressure mercury lamp | Akiko Nakanishi | 2007-11-20 |
| 7275971 | Arc tube, Discharge lamp, and production method of such arc tube, which enables brighter illuminance | Kenji Fujiwara, Toyokazu Amano | 2007-10-02 |
| D550865 | Fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2007-09-11 |
| D544109 | Fluorescent lamp | Toshiaki Tsuruha | 2007-06-05 |
| D542426 | Fluorescent lamp | Kenji Itaya, Yuji Tsuneto | 2007-05-08 |
| 7196462 | Arc tube with shortened total length, manufacturing method for arc tube, and low-pressure mercury lamp | Kenji Itaya, Tatsuhiro Yabuki | 2007-03-27 |
| D537547 | Fluorescent lamp | — | 2007-02-27 |
| D537546 | Fluorescent lamp | Katsushi Seki, Noriyuki Uchida | 2007-02-27 |
| D537545 | Fluorescent lamp | Katsushi Seki, Noriyuki Uchida | 2007-02-27 |
| D537176 | Fluorescent lamp | — | 2007-02-20 |
| 7132799 | Compact self-ballasted fluorescent lamp, fluorescent lamp and helical glass tube | Tatsuhiro Yabuki, Noriyuki Uchida, Kenji Nakano | 2006-11-07 |
| 7116043 | Compact self-ballasted fluorescent lamp with improved rising characteristics | Yasushige Tomiyoshi | 2006-10-03 |
| D529634 | Fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2006-10-03 |
| D529636 | Fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2006-10-03 |
| D529637 | Fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2006-10-03 |
| D529204 | Fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2006-09-26 |
| D528229 | Fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2006-09-12 |
| D528228 | Base for a fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2006-09-12 |
| 7059929 | Arc tube manufacturing method that reduces unevenness in thickness of a phosphor layer on an inner surface of a bent glass tube | Toyokazu Amano, Kenji Itaya | 2006-06-13 |
| 7053555 | Arc tube, discharge lamp, and production method of such arc tube, which enables brighter illuminance | Kenji Fujiwara, Toyokazu Amano | 2006-05-30 |