RZ

Roland Rolf Otto Zwick

HM Herman Miller: 41 patents #4 of 427Top 1%
MI Millerknoll: 15 patents #2 of 97Top 3%
Overall (All Time): #42,295 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 1–25 of 57 patents

Patent #TitleCo-InventorsDate
12207735 Cover assembly for a chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2025-01-28
D1055608 Footrest Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2024-12-31
D1040566 Chair cover Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2024-09-03
D1015039 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2024-02-20
11812866 Attachment structure for suspension seating Johann Burkhard Schmitz, Carola Eva Marianne Zwick, James D. Slagh, Brent Tracy, Michael D. Stanton, Sr. 2023-11-14
D1000880 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2023-10-10
11761201 Partition wall Burkhard Schmitz, Carola Eva Marianne Zwick 2023-09-19
D985989 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2023-05-16
D977887 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2023-02-14
11510502 Attachment structure for suspension seating Johann Burkhard Schmitz, Carola Eva Marianne Zwick, James D. Slagh, Brent Tracy, Michael D. Stanton, Sr. 2022-11-29
D970912 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2022-11-29
D959180 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2022-08-02
11330905 Load support structure Johann Burkhard Schmitz, Claudia Plikat, Carola Eva Marianne Zwick, Andrew Keith Hector, John F. Aldrich 2022-05-17
D946955 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2022-03-29
D946953 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2022-03-29
D946954 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2022-03-29
10856662 Load support structure Johann Burkhard Schmitz, Claudia Plikat, Carola Eva Marianne Zwick, Andrew Keith Hector, John F. Aldrich 2020-12-08
10820706 Load support structure Johann Burkhard Schmitz, Claudia Plikat, Carola Eva Marianne Zwick, Andrew Keith Hector, John F. Aldrich 2020-11-03
10743677 Attachment structure for suspension seating Johann Burkhard Schmitz, Carola Eva Marianne Zwick, James D. Slagh, Brent Tracy, Michael D. Stanton, Sr. 2020-08-18
D887158 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2020-06-16
10624457 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2020-04-21
D874860 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2020-02-11
D874202 Chair Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2020-02-04
10531738 Mechanical assembly for a chair and chair with such a mechanical assembly Johann Burkhard Schmitz, Carola Eva Marianne Zwick 2020-01-14
10383446 Chair Johann Burkhard Schmitz, Claudia Plikat, Carola Eva Marianne Zwick 2019-08-20