Inventor
Goro Matsui
Inventor
Hiroshima, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Fprimary
B22FWorking metallic powder11%
B82YSpecific uses or applications of nanostructures11%
C01GCompounds containing metals not covered by subclasses c01d or c01f11%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds11%
G11BInformation storage based on relative movement between record carrier and transducer11%
H01FMagnets11%
H01GCapacitors11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
4,881,149'Molded capacitor'19894,670,814'High-tension capacitor'19874,251,592'Stabilization treatment of acicular ferromagnetic iron or iron-alloy particles against the oxidation thereof'19814,136,049'Process for treating acicular magnetite containing Co to stabilize the magnetic properties thereof'19794,133,677'Process for producing acicular magnetic metallic particle powder'19794,033,891'Magnetic particle powder of acicular ferric oxide used for magnetic recording material and a process for producing the same'19773,970,738'Process for producing iron oxide products from waste liquids containing ferrous salts'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to TODA KOGYO CORP (5)· patent assignee history
1976–1981Based in Hiroshima, JP· patent location history
1987–1989Patents assigned to RISHO KOGYO KK (2)· patent assignee history
1987–1989Based in Amagasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TODA KOGYO CORP | 5 | 1976–1981 |
| RISHO KOGYO KK | 2 | 1987–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hiroshima, JP | 5 | 1976–1981 |
| Amagasaki, JP | 2 | 1987–1989 |