Inventor
Isamu Harada
Inventor
Annaka, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth35%
Y10TTechnical subjects covered by former us classification35%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%
C05FOrganic fertilisers not covered by subclasses c05b, c05c, e.g. fertilisers from waste or refuse6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
PatentTitleYear
6,159,283'Apparatus and method for measuring mechanical strength of neck portion of seed crystal and method for producing silicon single crystal'20005,902,395'Method for feeding granular silicon material, feed pipe used in the method, and method of manufacturing a silicon monocrystal'19995,868,835'Apparatus for recharging of silicon granules in a czochralski single crystal growing operation'19995,851,286'Crystal pulling apparatus'19985,733,368'Method of manufacturing silicon monocrystal using continuous czochralski method'19985,690,733'Method for recharging of silicon granules in a Czochralski single crystal growing operation'19975,089,239'Wire vibration prevention mechanism for a single crystal pulling apparatus'19924,180,392'Method for producing organic fertilizers'19794,050,605'Panel assembled tank'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to BRIDGESTONE TIRE CO LTD (1)· patent assignee history
1977Based in Kodaira, JP· patent location history
1979Patents assigned to CHISSO CORP (1)· patent assignee history
1979Patents assigned to SANYO KOKUSAKU PULP CO (1)· patent assignee history
1979Based in Iwakuni, JP· patent location history
1992–2000Patents assigned to SHINETSU HANDOTAI KK (7)· patent assignee history
1992–1999Based in Annaka, JP· patent location history
1997–2000Based in Gunma, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHINETSU HANDOTAI KK | 7 | 1992–2000 |
| BRIDGESTONE TIRE CO LTD | 1 | 1977 |
| CHISSO CORP | 1 | 1979 |
| SANYO KOKUSAKU PULP CO | 1 | 1979 |
Locations
| Location | Patents | Span |
|---|---|---|
| Annaka, JP | 4 | 1992–1999 |
| Gunma, JP | 3 | 1997–2000 |
| Iwakuni, JP | 1 | 1979 |
| Kodaira, JP | 1 | 1977 |