Inventor
Shigekazu Fujimoto
Inventor
Tokyo, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices75%
G02BOptical elements, systems or apparatus25%
PatentTitleYear
7,153,613'Process for the fabrication of a phase mask for optical fiber processing, optical fiber-processing phase mask, optical fiber with a Bragg grating, and dispersion compensating device using the optical fiber'20067,070,907'Substrate having character/symbol section and processing method of character/symbol section'20066,876,792'Phase mask for forming diffraction grating, and optical fiber and optical waveguide having diffraction grating duplicated using the phase mask'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2006Patents assigned to DAINIPPON PRINTING CO LTD (2)· patent assignee history
2005–2006Patents assigned to NIPPON TELEGRAPH & TELEPHONE (2)· patent assignee history
2005–2006Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAINIPPON PRINTING CO LTD | 2 | 2005–2006 |
| NIPPON TELEGRAPH & TELEPHONE | 2 | 2005–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 2005–2006 |