Inventor
Hidekazu Himezawa
Inventor
Kadoma, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests27%
G07CTime or attendance registers18%
G08BSignalling systems, e.g. personal calling systems18%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light9%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
G06MCounting mechanisms9%
G06VImage or video recognition or understanding9%
PatentTitleYear
7,930,259'Apparatus for detecting vibrations of a test object using a competitive learning neural network in determining frequency characteristics generated'20114,912,748'Infrared intrusion detector with a plurality of infrared ray detecting elements'19904,849,737'Person-number detecting system'19894,737,847'Abnormality supervising system'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1990Patents assigned to MATSUSHITA ELECTRIC WORKS LTD (3)· patent assignee history
1988Based in Shijonawate, JP· patent location history
1989–1990Based in Kadoma, JP· patent location history
2011Patents assigned to PANASONIC ELEC WORKS CO LTD (1)· patent assignee history
2011Based in Kobe, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC WORKS LTD | 3 | 1988–1990 |
| PANASONIC ELEC WORKS CO LTD | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kadoma, JP | 2 | 1989–1990 |
| Kobe, JP | 1 | 2011 |
| Shijonawate, JP | 1 | 1988 |