Inventor

Keith Thomas Richtman

Inventor

Boston, MA, US

Overview

8→

Patents

2011–2020

Patent span

General tagging of new technological developments

Primary field (CPC Y)

Patents· 8 as inventor

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

Y02Eprimary

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution25%

H02JElectric power networks17%

Y10TTechnical subjects covered by former us classification17%

G05FSystems for regulating electric or magnetic variables13%

C12MApparatus for enzymology or microbiology8%

F03DWind motors8%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g4%

F16DCouplings for transmitting rotation4%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%

PatentTitleYear

10,732,659DC microgrid for interconnecting distributed electricity generation, loads, and storage2020 10,411,477Distributed substring architecture for maximum power point tracking of energy sources2019 9,886,051'DC microgrid for interconnecting distributed electricity generation, loads, and storage'2018 9,551,386'Centrifugal brake for overspeed protection'2017 9,512,818'Low-cost molded wind turbine blade'2016 9,148,016'DC microgrid for interconnecting distributed electricity generation, loads, and storage'2015 8,859,262'Photobioreactor systems positioned on bodies of water'2014 7,980,024'Photobioreactor systems positioned on bodies of water'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2017Based in Boston, MA, US· patent location history

2014Based in Somerville, MA, US· patent location history

2015–2020Patents assigned to PIKA ENERGY INC (4)· patent assignee history

2015–2017Patents assigned to KAUFMAN JOSHUA DANIEL (2)· patent assignee history

2015–2017Patents assigned to POLITO BENJAMIN FRANCIS (2)· patent assignee history

2015–2017Patents assigned to RICHTMAN KEITH THOMAS (2)· patent assignee history

2016–2017Patents assigned to Pika Energy LLC (2)· patent assignee history

2018–2020Based in Sacramento, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PIKA ENERGY INC	4	2015–2020
KAUFMAN JOSHUA DANIEL	2	2015–2017
POLITO BENJAMIN FRANCIS	2	2015–2017
Pika Energy LLC	2	2016–2017
RICHTMAN KEITH THOMASself	2	2015–2017

Locations

Location	Patents	Span
Boston, Massachusetts, US	4	2011–2017
Sacramento, California, US	3	2018–2020
Somerville, Massachusetts, US	1	2014