Inventor

Masaki Uesugi

Inventor

Katsuta, JP

Overview

5→

Patents

1989–2014

Patent span

Physics

Primary field (CPC G)

Patents· 5 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer30%

G06FElectric digital data processing20%

H04MTelephonic communication20%

H04BTransmission10%

H04WWireless communication networks10%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use10%

PatentTitleYear

8,760,420'Mobile electronic device, method for switching operating modes, and recording medium'2014 7,986,985'Portable electronic device with a sliding mechanism for a component thereof'2011 4,985,788'Recording and reproducing apparatus'1991 4,928,191'Tape loading mechanism for a rotating drum and cassette type magnetic recording and/or reproduction apparatus'1990 4,881,138'Cassette loading apparatus'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1991Patents assigned to HITACHI LTD (3)· patent assignee history

1989–1991Based in Katsuta, JP· patent location history

1991Patents assigned to HITACHI VIDEO ENG (1)· patent assignee history

2011Patents assigned to CASIO HITACHI MOBILE COMM CO (1)· patent assignee history

2011Based in Inagi, JP· patent location history

2014Patents assigned to KATAYAMA SHIGERU (1)· patent assignee history

2014Patents assigned to MAJIMA SEITARO (1)· patent assignee history

2014Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	3	1989–1991
CASIO HITACHI MOBILE COMM CO	1	2011
HITACHI VIDEO ENG	1	1991
KATAYAMA SHIGERU	1	2014
MAJIMA SEITARO	1	2014

Locations

Location	Patents	Span
Katsuta, JP	3	1989–1991
Kanagawa, JP	1	2014
Inagi, JP	1	2011