Inventor
Yoshifumi Hara
Inventor
Hirakata, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission18%
H04LTransmission of digital information, e.g. telegraphic communication18%
A61KPreparations for medical, dental or toiletry purposes9%
A61QSpecific use of cosmetics or similar toiletry preparations9%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%
C10MLubricating compositions9%
C11DDetergent compositions9%
G06FElectric digital data processing9%
PatentTitleYear
10,995,178Alkyloxirane derivative, cosmetic material for hair, hydraulic oil composition, resin composition curable by actinic rays, and oil cleansing agent20215,119,222'Fault examining apparatus for loop-shaped data transmission system using optical fiber'19925,031,095'Data transmission apparatus'19914,941,206'Loop-type optical fiber transmission system having master and slave apparatus'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1992Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
1990–1992Based in Hirakata, JP· patent location history
2021Patents assigned to NOF CORP (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 3 | 1990–1992 |
| NOF CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hirakata, JP | 3 | 1990–1992 |
| Kanagawa, JP | 1 | 2021 |