Inventor

Toshinari Yamaoka

Inventor

Nanjing, CN

Overview

65→

Patents

2011–2021

Patent span

Human necessities

Primary field (CPC A)

Patents· 65 as inventor

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

A01Dprimary

A01DHarvesting24%

A01GHorticulture17%

E01HStreet cleaning13%

A47LDomestic washing or cleaning8%

B25CHand-held nailing or stapling tools8%

F04DNon-positive-displacement pumps6%

B25FCombination or multi-purpose tools not otherwise provided for5%

F16HGearing3%

A45FTravelling or camp equipment: sacks or packs carried on the body2%

B26BHand-held cutting tools not otherwise provided for2%

PatentTitleYear

11,122,737Blade assembly for a lawn mower2021 11,089,724Grass trimmer, operating method thereof and control method thereof2021 11,015,314Snow thrower2021 11,015,313Snow thrower2021 10,869,424Power tool, lawn mower, and control method thereof2020 10,856,466Grass trimming head and grass trimmer having the same2020 10,849,268Grass trimmer2020 10,774,487Handheld blower having engine cooling flow2020 10,767,326Auger for a snow thrower2020 10,760,230Snow thrower2020 10,753,364Wearable blower and assembly2020 10,736,403Back-mounted power tool systems and methods of use2020 10,729,066Handle for a self-propelled machine2020 10,724,926Power tool system2020 10,524,420Lawncare apparatus2020 10,492,365Lawncare apparatus2019 10,487,850Handheld blower2019 10,485,176Lawn care apparatus2019 10,485,169Lawncare apparatus2019 10,477,772Gardening tool2019 10,440,882Grass trimmer, operating method thereof and control method thereof2019 10,433,491Hedge trimmer2019 10,433,478Lawn mower and hand pushed power tool2019 10,428,479Snowthrower2019 10,405,714Blower2019 10,362,731Gardening tool, particularly a grass trimmer2019 10,350,743Handheld electric tool2019 10,337,526Blower2019 10,264,739Handheld blower2019 10,264,725Grass trimmer, operating method thereof and control method thereof2019 10,118,307Chain saw2018 10,111,383Hand pushed lawn mower2018 10,098,285Gardening tool and hedge trimmer2018 10,091,954Handheld blower2018 10,070,588Gardening tool2018 10,039,367Back-mounted power tool systems and methods of use2018 10,000,900Handheld blower having engine cooling flow2018 9,986,686Gardening tool2018 9,974,241Handheld blower2018 9,918,428'Rotating assembly for grass trimmer'2018 9,888,627'Lawncare apparatus with a foldable operating arm'2018 9,877,435'Hedge trimmer'2018 9,826,686Gardening tool2017 9,781,881'Lawn mower with reinforced deck'2017 9,603,497'Handheld blower'2017 9,596,806'Control system for controlling the operation of a gardening tool'2017 9,179,605'Electric pruner with a quick-release mechanism'2015 9,060,463'Lawnmower with operation protection and safety switch mechanism thereof'2015 9,038,356'Handle mechanism with multiple stop locations and a lawn mower including the handle mechanism'2015 8,813,862'Electric weeder'2014 8,793,886'Power tool with a rotatable working head'2014 8,677,632'String trimmer'2014 8,667,695'Work head for a rotational brush cutter'2014 RE044602'Nailer device'2013 RE044572'Nailer device'2013 RE044571'Nailer device'2013 RE044344'Nailer device'2013 8,439,243'Nailer device'2013 8,434,234'Electric shears'2013 8,348,119'Nailer device'2013 8,342,375'Nailer device'2013 8,083,117'Nailer device'2011 8,074,856'Nailer device'2011 7,963,092'Trimmer with cutting height adjustment'2011 7,963,430'Nailer device'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2015Patents assigned to Yamaoka toshinari (14)· patent assignee history

2011–2013Patents assigned to FUKINUKI MASATOSHI (9)· patent assignee history

2011–2013Patents assigned to WEI GAN (9)· patent assignee history

2011–2021Based in Nanjing, CN· patent location history

2011–2013Based in Jiangsu, CN· patent location history

2013–2021Patents assigned to CHERVON HK LTD (52)· patent assignee history

2019–2021Patents assigned to NANJING CHERVON IND CO LTD (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CHERVON HK LTD	52	2013–2021
Yamaoka toshinariself	14	2011–2015
FUKINUKI MASATOSHI	9	2011–2013
NANJING CHERVON IND CO LTD	9	2019–2021
WEI GAN	9	2011–2013

Locations

Location	Patents	Span
Nanjing, CN	58	2011–2021
Jiangsu, CN	7	2011–2013