Inventor
Kazuto Takahashi
Inventor
Yamaguchi, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Fprimary
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals9%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds9%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials9%
D21HPulp compositions9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
G11BInformation storage based on relative movement between record carrier and transducer6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material3%
B24CAbrasive or related blasting with particulate material3%
B60GVehicle suspension arrangements3%
PatentTitleYear
11,111,554Stabilizer202111,100,908Keyboard and keyboard component202111,056,766Antenna apparatus20219,605,990'Liquid container and method for measuring liquid level using same'20177,261,869'Processes for preparing calcium carbonate'20076,834,031'Method of sampling wobble components and disk drive unit executing the method'20046,627,170'Process for preparing calcium carbonate'20036,190,633'Process for preparing calcium carbonate'20014,803,572'Recording/reproducing method and apparatus of magnetic disk unit in which playback commences before the magnetic head is completely centered on the track'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989Patents assigned to HITACHI COMPUTER PERIPHERALS (1)· patent assignee history
1989Patents assigned to HITACHI LTD (1)· patent assignee history
2001–2007Patents assigned to JUJO PAPER CO LTD (3)· patent assignee history
2001–2007Based in Yamaguchi, JP· patent location history
2017Patents assigned to ADEKA CORP (1)· patent assignee history
2017Based in Tokyo, JP· patent location history
2021Patents assigned to NHK SPRING CO LTD (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history
2021Based in Shizuoka-shi, JP· patent location history
2021Based in Ishikawa-gun, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JUJO PAPER CO LTD | 3 | 2001–2007 |
| ADEKA CORP | 1 | 2017 |
| HITACHI COMPUTER PERIPHERALS | 1 | 1989 |
| HITACHI LTD | 1 | 1989 |
| NHK SPRING CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yamaguchi, JP | 3 | 2001–2007 |
| Kanagawa, JP | 1 | 2021 |
| Shizuoka-shi, JP | 1 | 2021 |
| Ishikawa-gun, JP | 1 | 2021 |
| Tokyo, JP | 1 | 2017 |