Inventor

Yoshihiro Shirota

Inventor

Annaka, JP

Overview

14→

Patents

1978–2008

Patent span

Chemistry

Primary field (CPC C)

Patents· 14 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry19%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds19%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium10%

H02HEmergency protective circuit arrangements10%

G01RMeasuring electric variables6%

H02JElectric power networks6%

Y02PClimate change mitigation technologies in the production or processing of goods6%

B22FWorking metallic powder3%

C07CAcyclic or carbocyclic compounds3%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%

PatentTitleYear

RE040037'Electric power system protection and control system'2008 6,741,916'Accident point locating system'2004 6,686,312'Metallic copper catalyst and process for making organohalosilanes'2004 6,632,956'Preparation of diorganodichlorosilane'2003 6,618,648'Control system method of protectively controlling electric power system and storage medium storing program code'2003 6,365,766'Metallic copper catalyst and process for the synthesis of organohalosilanes'2002 6,225,490'Continuous hydrolysis of organochlorosilanes'2001 5,917,099'Preparation of methyl chloride'1999 5,618,497'Polymerization apparatus effective in preventing polymer scale deposition'1997 5,610,245'Polymerization method producing vinyl chloride polymer'1997 5,447,999'Vinyl chloride polymerization with recycle return projecting into gas phase region of reactor'1995 5,210,158'Suspension polymerization of vinyl chloride with heating of reactor surfaces'1993 4,229,568'Method of discharging gaseous vinyl chloride monomer from a polymerization reactor'1980 4,092,471'Method for removing unreacted monomers from aqueous dispersions of polymerizate'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2004Patents assigned to SHINETSU CHEMICAL CO (11)· patent assignee history

1993Based in Gunma, JP· patent location history

1995–1997Based in Maebashi, JP· patent location history

1999–2004Based in Annaka, JP· patent location history

2003–2008Patents assigned to TOSHIBA KK (3)· patent assignee history

2003–2008Based in Tokyo, JP· patent location history

2003–2004Based in Takasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHINETSU CHEMICAL CO	11	1978–2004
TOSHIBA KK	3	2003–2008

Locations

Location	Patents	Span
Annaka, JP	4	1999–2004
Maebashi, JP	3	1995–1997
Tokyo, JP	2	2003–2008
Takasaki, JP	2	2003–2004
Gunma, JP	1	1993