Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Christopher Ratcliffe — 8 Patents

BOBose: 7 patents #229 of 1,083Top 25%
PLPipeline Induction Heat Limited: 1 patents #6 of 10Top 60%
Mendon, MA: #25 of 101 inventorsTop 25%
Massachusetts: #16,020 of 88,656 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Christopher Ratcliffe has been granted 8 US patents while listed as an inventor at Bose. The first was granted in 2010 and the most recent in July 2024. Christopher Ratcliffe ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Christopher Ratcliffe in Mendon, MA, US.

Patents per Year

Patents granted per year, 2010 to 2024Bar chart with a peak of 2 patents in 2020.peak 22010: 1 patents20102015: 1 patents20152019: 1 patents20192020: 2 patents20202021: 1 patents20212024: 2 patents2024

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12028670 In-ear audio output device having a stability band designed to minimize acoustic port blockage Cedrik Bacon, Sean Patterson, Donna Marie Sullivan 2024-07-02
11877110 Flow relief features embedded in cosmetic surface of wearables Cedrik Bacon, Sean Patterson, Donna Marie Sullivan, Richmond Andrew Real 2024-01-16
D912647 Earbud Paul C. Williamson, Jingwei Dang, Donna Marie Sullivan, Abby Tilton 2021-03-09
10827247 Earphone Abby Tilton, Richard Arthur Grebe, Donna Marie Sullivan, Daniel H. Sargent 2020-11-03
10779077 Microphone cavity Austin Mackey, Brandon Leo Hicks, Donna Marie Sullivan 2020-09-15
10405086 Microphone cavity Austin Mackey, Brandon Leo Hicks, Donna Marie Sullivan 2019-09-03
9080701 Apparatus and method for heating a pipe Michael George, Damian Daykin 2015-07-14
7689197 Portable audio system with docking cradle Michael E. Laude, Norman D. Staller, William R. Greenfield 2010-03-30