Inventor
Yasuro Hori
Inventor
Katsuta, JP
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets15%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%
H04NPictorial communication, e.g. television13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
G03GElectrography8%
G06KGraphical data reading8%
B41JTypewriters6%
G02BOptical elements, systems or apparatus4%
G10KSound-producing devices4%
B01DSeparation2%
PatentTitleYear
5,939,026'Apparatus for processing gas by electron beam'19995,592,189'Apparatus for use in offices etc.'19975,341,413'Communication equipment with a destination area on-line display function'19945,255,112'Optical scanning apparatus and system'19935,253,085'Variable scanning speed optical scanning device'19935,237,371'Developing apparatus having charger for controlling charge on developer'19935,181,129'Electronic blackboard'19935,177,625'Image processing system suitable for use for a facsimile'19935,097,272'Thermal head, producing method therefor, and recording apparatus using the thermal head'19924,998,143'Electrophotographic image transfer member, electrophotographic image transfer device and electrophotographic recording apparatus'19914,992,923'Electrical power supply, fusing apparatus and recording apparatus using the same'19914,959,693'Duplex reproducing apparatus with device for cooling and conveying fused toner image'19904,926,253'Multi-color document reading apparatus for facsimile and multi-color facsimile'19904,783,149'Time-sharing drive liquid crystal optical switch array and optical printer using this optical switch array'19884,769,659'Printer utilizing optical switch elements'19884,746,196'Multiplexed driving method for an optical switching element employing ferroelectric liquid crystal'19884,712,876'Driving ferroelectric liquid crystal printers via short circuiting'19874,649,401'Thermal recording apparatus'19874,591,886'Driving method and apparatus for optical printer with liquid-crystal switching element'19864,590,491'Thermal transfer printer'19864,525,791'Method and apparatus for reducing vibrations of stationary induction apparatus'19854,514,714'Noise-reduction device for stationary induction apparatus'19854,442,419'Static induction apparatus'19844,435,751'Vibration/noise reduction device for electrical apparatus'19844,371,858'Static induction apparatus'19834,318,068'Induction device equipped with vibration suppressor'19824,306,274'Disc ceramic capacitor'19814,100,521'Iron core for induction apparatuses'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1999Patents assigned to HITACHI LTD (27)· patent assignee history
1978–1997Based in Katsuta, JP· patent location history
1983Based in Ibaraki, JP· patent location history
1988Patents assigned to HORI YASURO (1)· patent assignee history
1988Patents assigned to IGAWA TATSUO (1)· patent assignee history
1988Patents assigned to OISHI KAZUYA (1)· patent assignee history
1988Based in Ibaraki-shi, JP· patent location history
1990–1992Patents assigned to HITACHI KOKI KK (4)· patent assignee history
1999Based in Gifu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 27 | 1978–1999 |
| HITACHI KOKI KK | 4 | 1990–1992 |
| HORI YASUROself | 1 | 1988 |
| IGAWA TATSUO | 1 | 1988 |
| OISHI KAZUYA | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Katsuta, JP | 25 | 1978–1997 |
| Gifu, JP | 1 | 1999 |
| Ibaraki-shi, JP | 1 | 1988 |
| Ibaraki, JP | 1 | 1983 |