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Inventor

Masanori Katsuta

Inventor
Hamamatsu, JP

Overview

11→
Patents
1989–2020
Patent span
Physics
Primary field (CPC G)

Patents· 11 as inventor

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

G10Hprimary
G10HElectrophonic musical instruments32%
G10CPianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards26%
G09BEducational or demonstration appliances21%
G10GRepresentation of music11%
G06VImage or video recognition or understanding5%
H01HElectric switches5%
PatentTitleYear
10,810,984Fingering display device and fingering display program20209,640,161'Musical score displaying and performing program, and musical score displaying and performing device'20178,744,136'Sound reproduction method and device'20148,536,437'Musical score playing device and musical score playing program'20137,663,044'Musical performance self-training apparatus'20107,525,035'Musical performance self-training apparatus'20095,131,308'Keyboard device of electronic keyboard musical instrument'19925,081,895'Keyboard'19925,070,218'Key guide apparatus for electronic musical instrument'19914,890,533'Key device for electronic keyboard musical instrument'19904,856,407'Action mechanism for a keyboard of an electronic piano'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2017Patents assigned to KAWAI MUSICAL INSTR MFG CO (9)· patent assignee history
1989–2020Based in Shizuoka, JP· patent location history
1990–1992Based in Iwata, JP· patent location history
2010–2017Based in Hamamatsu, JP· patent location history
2013–2014Patents assigned to KATSUTA MASANORI (2)· patent assignee history
2014Patents assigned to KABUSHI KAISHA KAWAI GAKKI SEISAKUSHO (1)· patent assignee history
2020Patents assigned to KAWAI MUSICAL INSTRUMENTS MFG CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAWAI MUSICAL INSTR MFG CO91989–2017
KATSUTA MASANORIself22013–2014
KABUSHI KAISHA KAWAI GAKKI SEISAKUSHO12014
KAWAI MUSICAL INSTRUMENTS MFG CO LTD12020
Locations
LocationPatentsSpan
Hamamatsu, JP42010–2017
Iwata, JP41990–1992
Shizuoka, JP31989–2020