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Inventor

Mutsumi Takahashi

Inventor
Numazu, JP

Overview

9→
Patents
1987–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 9 as inventor

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

B02Cprimary
B02CCrushing, pulverising, or disintegrating in general17%
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents17%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
H01QAntennas, i.e. radio aerials11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
B08BCleaning in general6%
C01BNon-metallic elements6%
G01BMeasuring length, thickness or similar linear dimensions6%
G02BOptical elements, systems or apparatus6%
PatentTitleYear
10,446,838Negative electrode for nonaqueous secondary battery and nonaqueous secondary battery, negative electrode active material and method for producing same, complex including nano silicon, carbon layer, and cationic polymer layer, and method for producing complex formed of nano silicon and carbon layer201910,230,100Negative-electrode active material, production process for the same and electric storage apparatus20197,753,296'Pulverization/classification apparatus for manufacturing powder, and method for manufacturing powder using the pulverization/classification apparatus'20107,156,331'Fluidized bed pulverizing and classifying apparatus, and method of pulverizing and classifying solids'20077,032,849'Fluidized bed pulverizing and classifying apparatus, and method of pulverizing and classifying solids'20066,618,954'Longitudinal profile measuring apparatus'20034,841,308'Slotted waveguide antenna assembly'19894,829,312'Slotted waveguide antenna assembly'19894,673,254'Back-reflection type light diffusing apparatus'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1989Patents assigned to TOKYO KEIKI KK (3)· patent assignee history
1987–2003Based in Tokyo, JP· patent location history
1989Based in Kawasaki, JP· patent location history
2003Patents assigned to TOKIMEC CONSTRUCTION SYSTEMS I (1)· patent assignee history
2006–2010Patents assigned to RICOH KK (3)· patent assignee history
2006–2010Based in Numazu, JP· patent location history
2019Patents assigned to TOYOTA JIDOSHOKKI KK (2)· patent assignee history
2019Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK32006–2010
TOKYO KEIKI KK31987–1989
TOYOTA JIDOSHOKKI KK22019
TOKIMEC CONSTRUCTION SYSTEMS I12003
Locations
LocationPatentsSpan
Numazu, JP32006–2010
Kariya, JP22019
Tokyo, JP21987–2003
Kawasaki, JP21989