P

Inventor

IIZUKA AKIRA

JP51 patents
⚠️ This page may combine multiple inventors who share the name “IIZUKA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMAHA CORP

16 patents
US7019788B2Mar 28, 2006

Video mixer apparatus

YAMAHA CORP22 citations92
US6051771AApr 18, 2000

Apparatus and method for generating arpeggio notes based on a plurality of arpeggio patterns and modified arpeggio patterns

YAMAHA CORP27 citations92
US4898059AFeb 6, 1990

Electronic musical instrument which compares amount of data recorded in internal memory device with storage capacity of external memory device and selectively transfers data thereto

YAMAHA CORP39 citations92
US4773294ASep 27, 1988

Musical composition parameter selecting device for electronic musical instrument

YAMAHA CORP25 citations91
US7221852B2May 22, 2007

Motion picture playback apparatus and motion picture playback method

YAMAHA CORP26 citations88
US7518659B2Apr 14, 2009

Video mixer apparatus

YAMAHA CORP13 citations84
US7476796B2Jan 13, 2009

Image controlling apparatus capable of controlling reproduction of image data in accordance with event

YAMAHA CORP8 citations84
US5962802AOct 5, 1999

Automatic performance device and method capable of controlling a feeling of groove

YAMAHA CORP19 citations84
US6700050B2Mar 2, 2004

Bi-directional serial bus system for constructing electronic musical instrument

YAMAHA CORP20 citations82
US5254805AOct 19, 1993

Electronic musical instrument capable of adding musical effect to musical tones

YAMAHA CORP9 citations74
US5218156AJun 8, 1993

Apparatus for combining stored waveforms to synthesize musical tones

YAMAHA CORP16 citations74
US5000074AMar 19, 1991

Effect imparting device for an electronic musical instrument or the like apparatus

YAMAHA CORP11 citations74
US5340940AAug 23, 1994

Musical tone generation apparatus capable of writing/reading parameters at high speed

YAMAHA CORP9 citations72
US5168116ADec 1, 1992

Method and device for compressing signals of plural channels

YAMAHA CORP4 citations63
US5298673AMar 29, 1994

Electronic musical instrument using time-shared data register

YAMAHA CORP4 citations61
US5149903ASep 22, 1992

Musical tone generating apparatus having means for controlling the amplitude of a musical tone signal envelope

YAMAHA CORP2 citations61

HITACHI AUTOMOTIVE SYSTEMS LTD

8 patents

NIPPON STEEL CORP

4 patents

KUREHA CHEMICAL IND CO LTD

4 patents

PANASONIC CORP

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

3 patents

NIPPON LIGHT METAL CO

3 patents

RENESAS TECH CORP

2 patents

PARAMA TECH CO LTD

2 patents

ISUZU MOTORS LTD

2 patents

TOSHIBA KK

1 patent

NIPPON MUSICAL INSTRUMENTS MFG

1 patent

SHIZUOKA PREFECTURE

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.