LexDanaLexDanabeta
Inventor

Randall L. May

Inventor
Newport Beach, CA, US

Overview

90→
Patents
1977–2021
Patent span
Physics
Primary field (CPC G)

Patents· 90 as inventor

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

G10Dprimary
G10DStringed musical instruments29%
G10GRepresentation of music22%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers7%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere6%
G10HElectrophonic musical instruments4%
LOC133%
F24CDomestic stoves or ranges3%
Y10TTechnical subjects covered by former us classification2%
A47BTables2%
F16KValves2%
PatentTitleYear
10,945,057Motorized microphone rails202110,943,572Instrument carrier with articulating back brace202110,885,888Mechanical assist equipment support stand202110,818,276Drum suspension apparatus202010,805,717Acoustic valve porting element202010,755,681Instrument carrier with auto-release articulating back brace202010,460,707Magnetic throw-off floating attachment201910,438,571Marching drum hardware articulation dampener201910,249,273Magnetic drum suspension apparatus201910,176,789Free floating integrated lug bridge201910,167,994Instrument and speaker lift stand201910,015,571Motorized microphone rail20189,928,816'Magnetic throw-off floating attachment'20189,881,595'Articulating amplifier stand'20189,863,573'Instrument and speaker lift stand'20189,858,908'Marching drum hardware articulation dampener'20189,754,568'Instrument carrier with articulating back brace'20179,633,634'Magnetic throw-off floating attachment'20179,377,158'Articulating amplifier stand'20169,214,142'Free floating integrated lug bridge'20158,646,666'Carrier with adjustable parallel track structure for retaining musical instruments'20148,633,365'Instrument and speaker lift stand'20148,609,970'Suspended drum microphone system'20138,598,443'Carrier assembly for percussion instruments'20138,550,027'Color guard adjustable flag pole weight'20138,367,916'Marching percussionist practice pad with structure that emulates a drum'2013D0651566'Transformer'20128,063,297'Marimba suspended microphone system'20118,053,655'Carrier assembly for percussion instruments'2011D0644992'Transformer'2011D0644991'Transformer'2011RE042487'Carrier assembly for percussion instruments'2011D0633438'Transformer'2011D0633439'Transformer'2011D0633440'Transformer'20117,812,235'Marching percussionist practice pad with structure that emulates a drum'20107,810,684'Percussion instrument carrier with expandable shoulder supports'20107,718,878'Musical instrument stand with assisted extension'20107,703,725'Adjustable tripod stand'20107,673,776'Carrier assembly for percussion instruments'20107,588,228'Adjustable tripod stand'20097,511,210'Drum rim gap or space dimension gauge'20097,470,846'Percussion instrument remote air mute'20087,438,266'Stackable instrument stadium hardware stand'20087,420,110'Carrier assembly for percussion instruments'20087,394,008'Carrier assembly for percussion instruments'20087,351,900'Drum key having deployable handle'20087,326,842'Mono postal percussion instrument carrier'20087,297,863'Electro-acoustically amplified drum mixer'20077,166,790'Percussion instrument carrier assembly'20077,148,413'Drum with modulated acoustical air vent'20067,071,401'Carrier assembly for percussion instruments'20066,927,330'Drum with modulated acoustic air vent'20056,913,458'Heat distribution system'20056,881,886'Carrier assembly for percussion instruments'20056,780,316'Water filtering apparatus with element support'20046,770,805'Carrier assembly for percussion instruments'20046,499,480'Heater with light'20026,488,495'Lantern with improved choke'20026,470,876'Catalytic heater assembly'20026,422,232'Heater with light'20026,403,869'Carrier assembly for percussion instruments'2002D0451989'Fireplace'20016,329,583'Carrier assembly for percussion instruments'20016,321,742'Pressurized fluid container'20016,323,407'Carrier assembly for percussion instruments'20016,267,047'Portable griddle stove with dual cooking surfaces'20016,245,980'Cymbal performance support and clamp'20016,172,290'Carrier assembly for percussion instruments'20016,121,528'Electroacoustically amplified drum and mounting bracket'20006,042,366'Lantern having a protective shield feature'20006,042,368'Appliance for burning a combustible gas, and method of burning such a gas'20006,028,257'Carrier assembly for percussion instruments'20006,003,506'Collapsible stove'19995,954,044'Connector for securing a conduit to a fluid source'19995,868,126'LPG canister connector for combustion appliance'19995,691,492'Carrier assembly for percussion instruments'19975,639,231'Mantle and spring clip assembly'19975,493,697'Communications system for the game of football including player-carried transmitter and side lines speakers for overcoming spectator noise'19965,477,767'Mounting bracket and resonance modifier for drums'19955,309,810'Mounting bracket and resonance modifier for drums'19945,072,910'Adjustable tripod stand'19915,025,697'Musical drum reinforcement'19914,570,522'Electro-acoustically amplified drum and mounting bracket'19864,350,338'Football practice aid'19824,211,144'Adjustable pitch drum'19804,168,646'Electro-acoustically amplified drum'19794,122,748'Adjustable pitch drum'19784,121,493'Adjustable pitch drum'19784,048,895'Adjustable pitch drum'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2021Patents assigned to MAY RANDALL L (42)· patent assignee history
1979–1996Based in Huntington Beach, CA, US· patent location history
1997–2005Patents assigned to COLEMAN CO (14)· patent assignee history
1997–2021Based in Irvine, CA, US· patent location history
1997–2005Based in Andover, KS, US· patent location history
2000–2019Based in Newport Beach, CA, US· patent location history
2011–2012Based in Plano, TX, US· patent location history
2014–2019Patents assigned to MAY RANDALL LEE (7)· patent assignee history
2017–2021Patents assigned to RANDALL MAY INT INCORPORATED (9)· patent assignee history
2017–2021Patents assigned to RANDALL MAY INT INC (8)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MAY RANDALL Lself421977–2021
COLEMAN CO141997–2005
RANDALL MAY INT INCORPORATED92017–2021
RANDALL MAY INT INC82017–2021
MAY RANDALL LEEself72014–2019
Locations
LocationPatentsSpan
Newport Beach, California, US322000–2019
Irvine, California, US251997–2021
Andover, KS, US141997–2005
Huntington Beach, California, US91979–1996
Plano, Texas, US62011–2012