Masami Nakagawa

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Fujitec Co., Ltd., Panasonic Corporation. Active years: 1998-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Nakagawa. Retrieved from https://idiyas.com/inventor/masami-nakagawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 5 (Patent Applications = 1)

% Patents Active = 20.0

Average Co-Inventor Count = 1.7

ph-index = 2

Forward Citations = 21(Granted Patents)

Location History:

Osaka, JP (1998 - 2014)
Hikone, JP (2015 - 2017)

Company Filing History:

Panasonic Corporation

patents

Years Active: 1998-2017

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9682843 - Elevator group management system (2017-06-20),

2. 8960374 - Elevator group control method and device for performing control based on a waiting time expectation value of all passengers on all floors (2015-02-24),

3. 8699119 - Electronic paper and method for producing same (2014-04-15),

4. 8593720 - Electronic paper and method for producing same (2013-11-26),

5. 5767461 - Elevator group supervisory control system (1998-06-16),

I specialize in innovations, inventions, inventors, patent attorneys, assignees, and patents.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent pending: