Inventor
Kiyoshi Kasai
Inventor
Kanagawa, JP
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification12%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C07CAcyclic or carbocyclic compounds6%
A61KPreparations for medical, dental or toiletry purposes4%
C01BNon-metallic elements4%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%
C04BLime, magnesia4%
PatentTitleYear
9,585,885'Substituted pyrido[2,3-g]quinazolines as dopamine D2 receptor agonists'20179,447,232'Carrier polymer particle, process for producing the same, magnetic particle for specific trapping, and process for producing the same'20169,138,434'Octahydrothienoquinoline derivative, pharmaceutical composition comprising derivative, and use of these'20158,703,289'Organic polymer particles and process for producing the same, magnetic particles for diagnostics, carboxyl group-containing particles and process for producing the same, and probe-bound particles and process for producing the same'20148,022,192'Process for production of glucopyranosyloxypyrazole derivative'20117,763,654'Crystal polymorph of hydroxynorephedrin derivative hydrochloride'20107,579,507'Polymorphic crystal of 4′-{2-[ (1S, 2R)—2- hydroxy-2- (4-hydroxyphenyl)-1-methylethylamino]ethoxy} - 3 - isopropyl-3′, 5′ -dimethylbiphenyl- 4 - carboxylic acid hydrochloride'20097,208,520'Crystals of hydroxynorephedrine derivative'20076,548,310'Particle for diagnostic agent and turbidmetric immunoassay using the same'20036,503,762'Magnetic carrier, preparation thereof, and method of extraction of nucleic acid'20036,376,707'Crystal polymorphism of aminoethylphenoxyacetic acid derivative'20026,274,387'Magnetic carrier, preparation thereof, and method of extraction of nucleic acid'20015,814,687'Magnetic polymer particle and process for manufacturing the same'19985,677,008'Continuous coating method for coating material with insufficient fluidity'19975,189,107'Process for preparing polymer particles'19935,091,267'Magneto-optical recording medium and process for production of the same'19924,952,651'Highly crosslinked polymer particles and process for producing the same'19904,908,271'Capsule-shaped polymer particles and process for the production thereof'19904,862,029'Actuator'19894,828,955'Microencapsulated particles and process for production thereof'19894,798,691'Capsule-shaped polymer particles and process for the production thereof'19894,742,137'Polymer particles and process for producing the same'19884,716,028'Process for preparation of high-type silicon nitride powder'19874,694,035'Process for preparing large-sized polymer particles'19874,612,297'Process for preparation of silicon nitride powder of good sintering property'19864,387,079'Method of manufacturing high-purity silicon nitride powder'19834,346,068'Process for preparing high-purity .alpha.-type silicon nitride'19824,332,932'Method for producing a rubber melt in a temperature-controlled screw extruder'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1993Patents assigned to JAPAN SYNTHETIC RUBBER CO LTD (8)· patent assignee history
1982–1987Patents assigned to TOYO SODA MFG CO LTD (4)· patent assignee history
1983–2003Based in Kanagawa, JP· patent location history
1987–1990Based in Yokkaichi, JP· patent location history
1989–2003Patents assigned to TOSOH CORP (4)· patent assignee history
1989–2014Based in Kameyama, JP· patent location history
1998–2016Patents assigned to JSR CORP (4)· patent assignee history
2002–2017Patents assigned to KISSEI PHARMACEUTICAL (7)· patent assignee history
2010–2011Based in Joetsu-shi, JP· patent location history
2015–2017Based in Azumino, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JAPAN SYNTHETIC RUBBER CO LTD | 8 | 1982–1993 |
| KISSEI PHARMACEUTICAL | 7 | 2002–2017 |
| JSR CORP | 4 | 1998–2016 |
| TOSOH CORP | 4 | 1989–2003 |
| TOYO SODA MFG CO LTD | 4 | 1982–1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 5 | 1983–2003 |
| Kameyama, JP | 4 | 1989–2014 |
| Yokkaichi, JP | 3 | 1987–1990 |
| Azumino, JP | 2 | 2015–2017 |
| Joetsu-shi, JP | 2 | 2010–2011 |