Inventor

Masakazu Katou

Inventor

Osaka, JP

Overview

5→

Patents

2012–2013

Patent span

Electricity

Primary field (CPC H)

Patents· 5 as inventor

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

H02Mprimary

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems38%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications31%

F04BPositive-displacement machines for liquids8%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g8%

F25BRefrigeration machines, plants or systems8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

PatentTitleYear

8,385,095'Electric power supply circuit and PAM control method for the same'2013 8,270,187'Electric power supply circuit with PAM waveform correction'2012 8,218,342'Power supply device'2012 8,182,245'Inverter driven compressor operation method and compressor drive device'2012 8,102,686'Rectifier with PAM controller to force an input current to approximate a sine wave'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2013Patents assigned to DAIKIN IND LTD (5)· patent assignee history

2012–2013Patents assigned to KATOU MASAKAZU (5)· patent assignee history

2012–2013Patents assigned to SHIMATANI KEISUKE (5)· patent assignee history

2012–2013Patents assigned to HASHIMOTO MASAFUMI (4)· patent assignee history

2012–2013Patents assigned to NAKAMOTO RYOU (4)· patent assignee history

2012–2013Based in Osaka, JP· patent location history

2012Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DAIKIN IND LTD	5	2012–2013
KATOU MASAKAZUself	5	2012–2013
SHIMATANI KEISUKE	5	2012–2013
HASHIMOTO MASAFUMI	4	2012–2013
NAKAMOTO RYOU	4	2012–2013

Locations

Location	Patents	Span
Osaka, JP	4	2012–2013
Sakai, JP	1	2012