▁R ied el - de ▁Ha ën ▁and ▁chairman ▁of ▁the ▁super vis ory ▁board ▁of ▁Cass ella . ▁ ▁He ▁was ▁a ▁co - in vent or ▁of ▁several ▁pat ents . ▁ ▁References ▁ ▁Category : G erman ▁chem ists ▁Category : C ass ella ▁people ▁Category : G erman ▁chief ▁execut ives ▁Category : Go ethe ▁University ▁Frankfurt ▁al umn i ▁Category : S cient ists ▁from ▁Frankfurt ▁Category : 1 9 0 0 ▁birth s ▁Category : Year ▁of ▁death ▁missing <0x0A> </s> ▁Sir ▁Maurice ▁de ▁Ber keley ▁" the ▁Resol ute " ▁( 1 2 1 8 ▁- ▁ 4 ▁April ▁ 1 2 8 1 ), ▁ 5 th ▁( fe ud al ) ▁Baron ▁de ▁Ber keley , ▁was ▁an ▁English ▁soldier ▁and ▁re bel , ▁res iding ▁at ▁Ber keley ▁Castle ▁in ▁the ▁English ▁county ▁of ▁Gl ouc esters hire . ▁ ▁Life ▁Maurice ▁was ▁born ▁in ▁ 1 2 1 8 ▁to ▁Thomas ▁de ▁Ber keley ▁and ▁wife ▁Joan ▁de ▁Som ery . ▁He ▁married ▁Isabel ▁Fitz Ro y , ▁daughter ▁of ▁Richard ▁Fitz Ro y , ▁Baron ▁of ▁Ch il ham ▁( an ▁il leg it imate ▁son ▁of ▁King ▁John ▁of ▁England ) ▁and ▁wife ▁Rose ▁de ▁D ouv res , ▁som etime ▁before ▁ 1 2 ▁July ▁ 1 2 4 7 . ▁ ▁Ber keley ▁fought ▁in ▁the ▁French ▁Wars ▁and ▁was ▁inv ested ▁as ▁a ▁kn ight ▁before ▁ 1 2 4 2 . ▁He ▁inherited ▁the ▁title ▁of