KUMAZAWA; Fumio

Patent Applications and Registrations

Patent applications and USPTO patent grants for KUMAZAWA; Fumio.The latest application filed is for "drive methods for a three-phase motor".

Company Profile

2.14.15

KUMAZAWA; Fumio - Ota-shi JP
Kumazawa; Fumio - Ota JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Drive Methods For A Three-phase Motor App 20220286067 - TAKAI; Kazumasa ; et al.	2022-09-08
Drive methods for a three-phase motor Grant 11,362,605 - Takai , et al. June 14, 2	2022-06-14
Drive Methods For A Three-phase Motor App 20210234484 - TAKAI; Kazumasa ; et al.	2021-07-29
Motor driver with multipurpose pin Grant 10,948,891 - Kumazawa March 16, 2	2021-03-16
Three-phase brushless motor state identification Grant 10,693,397 - Kumazawa	2020-06-23
Controlling multiple facets of duty cycle response using a single motor integrated circuit pin Grant 10,615,722 - Ogawa , et al.	2020-04-07
Motor Driver With Multipurpose Pin App 20200064801 - KUMAZAWA; Fumio	2020-02-27
Motor driver with multipurpose pin Grant 10,503,134 - Kumazawa Dec	2019-12-10
Identifying voltage to prevent motor integrated circuit damage Grant 10,432,118 - Ogawa , et al. O	2019-10-01
Motor driver with multipurpose pin Grant 10,404,194 - Harashima , et al. Sep	2019-09-03
Controlling Multiple Facets Of Duty Cycle Response Using A Single Motor Integrated Circuit Pin App 20190173400 - OGAWA; Takashi ; et al.	2019-06-06
Controlling multiple facets of duty cycle response using a single motor integrated circuit pin Grant 10,243,490 - Ogawa , et al.	2019-03-26
Three-phase Brushless Motor State Identification App 20190081580 - KUMAZAWA; Fumio	2019-03-14
Identifying Voltage Divider Defects To Prevent Motor Integrated Circuit Damage App 20190074783 - OGAWA; Takashi ; et al.	2019-03-07
Motor Driver With Multipurpose Pin App 20180367068 - HARASHIMA; Takashi ; et al.	2018-12-20
Motor Driver With Multipurpose Pin App 20180364667 - KUMAZAWA; Fumio	2018-12-20
Identifying voltage to prevent motor integrated circuit damage Grant 10,158,308 - Ogawa , et al. Dec	2018-12-18
Three-phase brushless motor state identification Grant 10,158,306 - Kumazawa Dec	2018-12-18
Motor driving circuit and method providing smooth recovery from transient power loss Grant 10,116,244 - Kumazawa , et al. October 30, 2	2018-10-30
Motor driver with multipurpose pin Grant 10,084,397 - Harashima , et al. September 25, 2	2018-09-25
Three-phase Brushless Motor State Identification App 20180123490 - KUMAZAWA; Fumio	2018-05-03
Controlling lead angle using a single motor integrated circuit pin Grant 9,887,652 - Ogawa , et al. February 6, 2	2018-02-06
Motor Driver With Multipurpose Pin App 20180034389 - HARASHIMA; Takashi ; et al.	2018-02-01
Controlling Multiple Facets Of Duty Cycle Response Using A Single Motor Integrated Circuit Pin App 20170366116 - OGAWA; Takashi ; et al.	2017-12-21
Identifying Voltage Divider Defects To Prevent Motor Integrated Circuit Damage App 20170366122 - OGAWA; Takashi ; et al.	2017-12-21
Controlling Lead Angle Using A Single Motor Integrated Circuit Pin App 20170366119 - OGAWA; Takashi ; et al.	2017-12-21
Motor Driving Method App 20170366121 - KUMAZAWA; Fumio ; et al.	2017-12-21
Three-phase brushless motor state identification Grant 9,837,940 - Kumazawa December 5, 2	2017-12-05
Three-phase Brushless Motor State Identification App 20160359436 - KUMAZAWA; Fumio	2016-12-08

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.