Inventor

Mark Hannah

Inventor

Glasgow, GB

Overview

1978–2019

Patent span

Electricity

Primary field (CPC H)

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

A43Bprimary

A43BCharacteristic features of footwear15%

H04LTransmission of digital information, e.g. telegraphic communication15%

A63HToys, e.g. tops, dolls, hoops or building blocks8%

C09KMaterials for miscellaneous applications, not provided for elsewhere8%

D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials8%

H01LSemiconductor devices8%

H04MTelephonic communication8%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers8%

H10HInorganic light-emitting semiconductor devices having potential barriers8%

LOC028%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1986–2017Patents assigned to HANNAH MARK (4)· patent assignee history

1999Patents assigned to BILL DANA ENTERPRISES INC (1)· patent assignee history

1999–2002Based in Scottsdale, AZ, US· patent location history

2007Based in Ashland, KY, US· patent location history

2009–2012Patents assigned to CISCO TECH INC (2)· patent assignee history

2009–2012Based in Glasgow, GB· patent location history

2012Patents assigned to AITKEN PAUL (1)· patent assignee history

2012Patents assigned to ATKINS PAUL (1)· patent assignee history

2017Based in Bad Fischau-Brunn, AT· patent location history

2019Based in Sterling, MA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations